GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2026-63030 (GCVE-0-2026-63030)

Vulnerability from cvelistv5 – Published: 2026-07-17 19:14 – Updated: 2026-07-22 03:55
VLAI CISA Previdian
Title
WordPress < 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution
Summary
WordPress 6.9.x before 6.9.5 and 7.0.x before 7.0.2 is affected by a REST API batch endpoint route confusion issue which, combined with the author__not_in WP_Query SQL Injection (CVE-2026-60137), could allow an attacker to perform SQL Injection and achieve Remote Code Execution.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-21 00:00 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
WordPress WordPress Affected: 6.9.0 , < 6.9.5 (semver)
Affected: 7.0.0 , < 7.0.2 (semver)
guessed Create a notification for this product.
Credits
Adam Kues, Assetnote / Searchlight Cyber WordPress Security Team
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 5262bec6-e720-4659-ba72-07c4d7008d00

Vulnerability ID: CVE-2026-63030

Status: Confirmed

Status Updated: 2026-07-21 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2026-07-21
Asserted: 2026-07-21
Scope
Notes: WordPress Core Interpretation Conflict Vulnerability | Affected: WordPress / Core | Description: WordPress Core contains an interpretation conflict vulnerability that could allow an attacker to perform SQL Injection and achieve Remote Code Execution. This vulnerability can be chained with CVE-2026-60137. | Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. | Due date: 2026-07-24 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://wordpress.org/news/2026/07/wordpress-7-0-2-release/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-63030
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-436
Feed CISA Known Exploited Vulnerabilities Catalog
Product Core
Due Date 2026-07-24
Date Added 2026-07-21
Vendorproject WordPress
Vulnerabilityname WordPress Core Interpretation Conflict Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-07-21 15:00 UTC | Updated: 2026-07-21 15:00 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: a8d657c5-c777-4516-a1a5-d052f50b82be

Vulnerability ID: CVE-2026-63030

Status: Confirmed

Status Updated: 2026-07-18 16:03 UTC

Exploited: Yes

Timestamps
First Seen: 2026-07-18
Asserted: 2026-07-18
Scope
Notes: WordPress < 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution | Affected: WordPress / WordPress | CVSS: 9.8 (CRITICAL) | EPSS: 0.08946 | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title WordPress < 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution
Vendor WordPress
Product WordPress
Added Date 2026-07-18T16:03:00.000Z
Cvss Score 9.8
Epss Score 0.08946
Cvss Severity CRITICAL
Epss Percentile 0.94668
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-07-19 17:00 UTC | Updated: 2026-07-19 17:00 UTC
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-63030",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-21T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2026-07-21",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030"
              },
              "type": "kev"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-436",
                "description": "CWE-436 Interpretation Conflict",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-07-22T03:55:46.565Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2026-07-21T00:00:00.000Z",
            "value": "CVE-2026-63030 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "WordPress",
          "vendor": "WordPress",
          "versions": [
            {
              "lessThan": "6.9.5",
              "status": "affected",
              "version": "6.9.0",
              "versionType": "semver"
            },
            {
              "lessThan": "7.0.2",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Adam Kues, Assetnote / Searchlight Cyber"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WordPress Security Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "WordPress 6.9.x before 6.9.5 and 7.0.x before 7.0.2 is affected by a REST API batch endpoint route confusion issue which, combined with the author__not_in WP_Query SQL Injection (CVE-2026-60137), could allow an attacker to perform SQL Injection and achieve Remote Code Execution."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-436 Interpretation Conflict",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-18T04:13:49.898Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-ff9f-jf42-662q"
        },
        {
          "tags": [
            "release-notes",
            "vendor-advisory"
          ],
          "url": "https://wordpress.org/news/2026/07/wordpress-7-0-2-release/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "WordPress \u003c 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-63030",
    "datePublished": "2026-07-17T19:14:12.910Z",
    "dateReserved": "2026-07-17T17:17:24.474Z",
    "dateUpdated": "2026-07-22T03:55:46.565Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "cisa_known_exploited": {
      "cveID": "CVE-2026-63030",
      "cwes": [
        "CWE-436"
      ],
      "dateAdded": "2026-07-21",
      "dueDate": "2026-07-24",
      "forensicTriage": "Yes",
      "knownRansomwareCampaignUse": "Unknown",
      "notes": "https://wordpress.org/news/2026/07/wordpress-7-0-2-release/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-63030",
      "product": "Core",
      "requiredAction": "Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA\u2019s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA\u2019s \u201cForensics Triage Requirements\u201d (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset\u0027s internet exposure and ensuring adherence to BOD 26-04 patching guidelines.",
      "shortDescription": "WordPress Core contains an interpretation conflict vulnerability that could allow an attacker to perform SQL Injection and achieve Remote Code Execution. This vulnerability can be chained with CVE-2026-60137.",
      "vendorProject": "WordPress",
      "vulnerabilityName": "WordPress Core Interpretation Conflict Vulnerability"
    },
    "epss": {
      "cve": "CVE-2026-63030",
      "date": "2026-09-18",
      "epss": "0.97271",
      "percentile": "0.99893"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "WordPress",
                "vendor": "WordPress",
                "versions": [
                  {
                    "lessThan": "6.9.5",
                    "status": "affected",
                    "version": "6.9.0",
                    "versionType": "semver"
                  },
                  {
                    "lessThan": "7.0.2",
                    "status": "affected",
                    "version": "7.0.0",
                    "versionType": "semver"
                  }
                ]
              }
            ],
            "source": "contact@wpscan.com"
          }
        ],
        "cisaActionDue": "2026-07-24",
        "cisaExploitAdd": "2026-07-21",
        "cisaRequiredAction": "Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA\u2019s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA\u2019s \u201cForensics Triage Requirements\u201d (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset\u0027s internet exposure and ensuring adherence to BOD 26-04 patching guidelines.",
        "cisaVulnerabilityName": "WordPress Core Interpretation Conflict Vulnerability",
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D5B37C71-893E-460E-8790-88EF786DF56E",
                    "versionEndExcluding": "6.9.5",
                    "versionStartIncluding": "6.9",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "02352A0A-26C7-4ABC-83F6-8493C6A3FB5C",
                    "versionEndExcluding": "7.0.2",
                    "versionStartIncluding": "7.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "WordPress 6.9.x before 6.9.5 and 7.0.x before 7.0.2 is affected by a REST API batch endpoint route confusion issue which, combined with the author__not_in WP_Query SQL Injection (CVE-2026-60137), could allow an attacker to perform SQL Injection and achieve Remote Code Execution."
          },
          {
            "lang": "es",
            "value": "Las instancias de WordPress 6.9.x anteriores a 6.9.5 y 7.0.x anteriores 7.0.2 est\u00e1n afectadas por un problema de confusi\u00f3n en el enrutamiento del endpoint batch de la API REST que, combinado con una vulnerabilidad de inyeccci\u00f3n SQL en author__not_in en WP_Query (CVE-2026-60137), permite que un atacante realice una inyecci\u00f3n SQL y logre ejecuci\u00f3n remota de c\u00f3digo (RCE)."
          }
        ],
        "id": "CVE-2026-63030",
        "lastModified": "2026-07-22T23:10:00.110",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "contact@wpscan.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 3.6,
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "type": "Secondary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2026-63030",
                "options": [
                  {
                    "exploitation": "active"
                  },
                  {
                    "automatable": "yes"
                  },
                  {
                    "technicalImpact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-07-21T00:00:00+00:00",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2026-07-17T20:17:28.490",
        "references": [
          {
            "source": "contact@wpscan.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-ff9f-jf42-662q"
          },
          {
            "source": "contact@wpscan.com",
            "tags": [
              "Release Notes"
            ],
            "url": "https://wordpress.org/news/2026/07/wordpress-7-0-2-release/"
          },
          {
            "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "tags": [
              "US Government Resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030"
          }
        ],
        "sourceIdentifier": "contact@wpscan.com",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-436"
              }
            ],
            "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "type": "Secondary"
          }
        ]
      }
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "cvssV3_1": {
                  "attackComplexity": "LOW",
                  "attackVector": "NETWORK",
                  "availabilityImpact": "NONE",
                  "baseScore": 7.5,
                  "baseSeverity": "HIGH",
                  "confidentialityImpact": "HIGH",
                  "integrityImpact": "NONE",
                  "privilegesRequired": "NONE",
                  "scope": "UNCHANGED",
                  "userInteraction": "NONE",
                  "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                  "version": "3.1"
                }
              },
              {
                "other": {
                  "content": {
                    "id": "CVE-2026-63030",
                    "options": [
                      {
                        "Exploitation": "active"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2026-07-21T15:45:15.918337Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              },
              {
                "other": {
                  "content": {
                    "dateAdded": "2026-07-21",
                    "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030"
                  },
                  "type": "kev"
                }
              }
            ],
            "problemTypes": [
              {
                "descriptions": [
                  {
                    "cweId": "CWE-436",
                    "description": "CWE-436 Interpretation Conflict",
                    "lang": "en",
                    "type": "CWE"
                  }
                ]
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2026-07-17T19:49:42.808Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "references": [
              {
                "tags": [
                  "government-resource"
                ],
                "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-63030"
              }
            ],
            "timeline": [
              {
                "lang": "en",
                "time": "2026-07-21T00:00:00.000Z",
                "value": "CVE-2026-63030 added to CISA KEV"
              }
            ],
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "WordPress",
              "vendor": "WordPress",
              "versions": [
                {
                  "lessThan": "6.9.5",
                  "status": "affected",
                  "version": "6.9.0",
                  "versionType": "semver"
                },
                {
                  "lessThan": "7.0.2",
                  "status": "affected",
                  "version": "7.0.0",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Adam Kues, Assetnote / Searchlight Cyber"
            },
            {
              "lang": "en",
              "type": "coordinator",
              "value": "WordPress Security Team"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "WordPress 6.9.x before 6.9.5 and 7.0.x before 7.0.2 is affected by a REST API batch endpoint route confusion issue which, combined with the author__not_in WP_Query SQL Injection (CVE-2026-60137), could allow an attacker to perform SQL Injection and achieve Remote Code Execution."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "description": "CWE-436 Interpretation Conflict",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-07-18T04:13:49.898Z",
            "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
            "shortName": "WPScan"
          },
          "references": [
            {
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-ff9f-jf42-662q"
            },
            {
              "tags": [
                "release-notes",
                "vendor-advisory"
              ],
              "url": "https://wordpress.org/news/2026/07/wordpress-7-0-2-release/"
            }
          ],
          "source": {
            "discovery": "EXTERNAL"
          },
          "title": "WordPress \u003c 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution",
          "x_generator": {
            "engine": "WPScan CVE Generator"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "assignerShortName": "WPScan",
        "cveId": "CVE-2026-63030",
        "datePublished": "2026-07-17T19:14:12.910Z",
        "dateReserved": "2026-07-17T17:17:24.474Z",
        "dateUpdated": "2026-07-22T03:55:46.565Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.