Vulnerability-Lookup

GHSA-P8MH-JV2C-P65G

Vulnerability from github – Published: 2026-05-13 21:32 – Updated: 2026-05-13 21:32

Details

Exposure of the QKEY (used as input into the ‘OTA-Quantum’ device registration process) and internal system keys via an unauthenticated and unencrypted HTTP GET method in the Arqit Symmetric Key Agreement Platform.

This issue affects Symmetric Key Agreement Platform: before 26.03.

Severity

8.7 (High)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

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{
  "affected": [],
  "aliases": [
    "CVE-2026-33583"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-749"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-13T19:17:06Z",
    "severity": "HIGH"
  },
  "details": "Exposure of the QKEY (used as \ninput into the \u2018OTA-Quantum\u2019 device registration process) and internal \nsystem keys via an unauthenticated and unencrypted HTTP GET method in the Arqit Symmetric Key Agreement Platform.\n\nThis issue affects Symmetric Key Agreement Platform: before 26.03.",
  "id": "GHSA-p8mh-jv2c-p65g",
  "modified": "2026-05-13T21:32:05Z",
  "published": "2026-05-13T21:32:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33583"
    },
    {
      "type": "WEB",
      "url": "https://www.cvcn.gov.it/cvcn/cve/CVE-2026-33583"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-33583 (GCVE-0-2026-33583)

Vulnerability from cvelistv5 – Published: 2026-05-13 18:19 – Updated: 2026-05-13 18:57

Title

Arqit SKA-Platform Vulnerable to Key Exposure

Summary

Severity

8.7 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-13 18:57 UTC

CWE

CWE-749 - Exposed dangerous method or function

Assigner

ENISA ENISA root Scorecard

References

1 reference

URL	Tags
https://www.cvcn.gov.it/cvcn/cve/CVE-2026-33583	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Arqit	Symmetric Key Agreement Platform	Affected: 0 , < 26.03 (semver)

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JSON

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                "options": [
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                    "Exploitation": "none"
                  },
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                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-13T18:57:23.168695Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
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    "cna": {
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          "defaultStatus": "unaffected",
          "product": "Symmetric Key Agreement Platform",
          "vendor": "Arqit",
          "versions": [
            {
              "lessThan": "26.03",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
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      "metrics": [
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            "attackComplexity": "HIGH",
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            "confidentialityImpact": "HIGH",
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  },
  "dataType": "CVE_RECORD",
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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GHSA-P8MH-JV2C-P65G

CVE-2026-33583 (GCVE-0-2026-33583)

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