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    2 vulnerabilities by Bilibili

    CVE-2026-86185 (GCVE-0-2026-86185)

    Vulnerability from nvd – Published: 2026-09-05 11:38 – Updated: 2026-09-05 11:38
    VLAI
    Title
    Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass
    Summary
    Bilibili Desktop through 1.18.0 disables TLS certificate verification process-wide and executes unsigned remote JavaScript configuration without integrity checks. An attacker in an on-path network position can intercept configuration fetches, inject arbitrary JavaScript executed in the renderer with access to the privileged IPC bridge, and execute system commands or steal login credentials.
    Severity
    8 (High)
    CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    8.6 (High)
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
    CWE
    • CWE-295 - Improper Certificate Validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Bilibili Bilibili Desktop Affected: 0 , ≤ 1.18.0 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-04 00:00
    Credits
    LeoWSY-hashblue
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Bilibili Desktop",
          "vendor": "Bilibili",
          "versions": [
            {
              "lessThanOrEqual": "1.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "LeoWSY-hashblue"
        }
      ],
      "datePublic": "2026-09-04T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Bilibili Desktop through 1.18.0 disables TLS certificate verification process-wide and executes unsigned remote JavaScript configuration without integrity checks. An attacker in an on-path network position can intercept configuration fetches, inject arbitrary JavaScript executed in the renderer with access to the privileged IPC bridge, and execute system commands or steal login credentials."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        },
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "ADJACENT",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "PASSIVE",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-295",
              "description": "Improper Certificate Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-05T11:38:01.332Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "Researcher Advisory",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://github.com/LeoWSY-hashblue/bilibili-desktop-tls-disabled-rce"
        },
        {
          "name": "Technical advisory: TLS kill switch, unsigned injectcode config, executeJavaScript sink",
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/LeoWSY-hashblue/bilibili-desktop-tls-disabled-rce/blob/main/advisory.md"
        },
        {
          "tags": [
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          "url": "https://app.bilibili.com/"
        },
        {
          "name": "VulnCheck Advisory: Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/bilibili-desktop-through-1.18.0-remote-code-execution-via-tls-verification-bypass"
        }
      ],
      "title": "Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-86185",
    "datePublished": "2026-09-05T11:38:01.332Z",
    "dateReserved": "2026-09-05T11:16:18.327Z",
    "dateUpdated": "2026-09-05T11:38:01.332Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-86185 (GCVE-0-2026-86185)

    Vulnerability from cvelistv5 – Published: 2026-09-05 11:38 – Updated: 2026-09-05 11:38
    VLAI
    Title
    Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass
    Summary
    Bilibili Desktop through 1.18.0 disables TLS certificate verification process-wide and executes unsigned remote JavaScript configuration without integrity checks. An attacker in an on-path network position can intercept configuration fetches, inject arbitrary JavaScript executed in the renderer with access to the privileged IPC bridge, and execute system commands or steal login credentials.
    Severity
    8 (High)
    CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    8.6 (High)
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
    CWE
    • CWE-295 - Improper Certificate Validation
    Assigner
    References
    Impacted products
    Vendor Product Version
    Bilibili Bilibili Desktop Affected: 0 , ≤ 1.18.0 (custom)
    		Create a notification for this product.
    Date Public
    2026-09-04 00:00
    Credits
    LeoWSY-hashblue
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows"
          ],
          "product": "Bilibili Desktop",
          "vendor": "Bilibili",
          "versions": [
            {
              "lessThanOrEqual": "1.18.0",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "LeoWSY-hashblue"
        }
      ],
      "datePublic": "2026-09-04T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Bilibili Desktop through 1.18.0 disables TLS certificate verification process-wide and executes unsigned remote JavaScript configuration without integrity checks. An attacker in an on-path network position can intercept configuration fetches, inject arbitrary JavaScript executed in the renderer with access to the privileged IPC bridge, and execute system commands or steal login credentials."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        },
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "ADJACENT",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "PASSIVE",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-295",
              "description": "Improper Certificate Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-05T11:38:01.332Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "Researcher Advisory",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://github.com/LeoWSY-hashblue/bilibili-desktop-tls-disabled-rce"
        },
        {
          "name": "Technical advisory: TLS kill switch, unsigned injectcode config, executeJavaScript sink",
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/LeoWSY-hashblue/bilibili-desktop-tls-disabled-rce/blob/main/advisory.md"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://app.bilibili.com/"
        },
        {
          "name": "VulnCheck Advisory: Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/bilibili-desktop-through-1.18.0-remote-code-execution-via-tls-verification-bypass"
        }
      ],
      "title": "Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
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}