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CVE-2026-77987

🗓️ 22 Sep 2026 20:43:53Reported by GitHub_PType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

SSRF in GitHub Enterprise Server notebook viewer enables RCE via secrets extraction.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-77987
22 Sep 202621:36
circl
cvelist
Cvelist
CVE-2026-77987 GitHub Enterprise Server notebook viewer vulnerable to Server-side request forgery
22 Sep 202620:43
cvelist
euvd
EUVD
EUVD-2026-84872
22 Sep 202620:43
euvd
nvd
NVD
CVE-2026-77987
22 Sep 202621:17
nvd
Vulners
Node
OR
githubenterprise_serverRange3.17.03.17
githubenterprise_serverRange3.18.03.18
githubenterprise_serverRange3.19.03.19
githubenterprise_serverRange3.20.03.20
githubenterprise_serverRange3.21.03.21
githubenterprise_serverRange3.22.03.22
[
  {
    "vendor": "GitHub",
    "product": "Enterprise Server",
    "versions": [
      {
        "status": "affected",
        "version": "3.17.0",
        "lessThan": "3.17.*",
        "changes": [
          {
            "at": "3.17.21",
            "status": "unaffected"
          }
        ],
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.18.0",
        "lessThan": "3.18.*",
        "changes": [
          {
            "at": "3.18.15",
            "status": "unaffected"
          }
        ],
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.19.0",
        "lessThan": "3.19.*",
        "changes": [
          {
            "at": "3.19.12",
            "status": "unaffected"
          }
        ],
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.20.0",
        "lessThan": "3.20.*",
        "changes": [
          {
            "at": "3.20.8",
            "status": "unaffected"
          }
        ],
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.21.0",
        "lessThan": "3.21.*",
        "changes": [
          {
            "at": "3.21.6",
            "status": "unaffected"
          }
        ],
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "3.22.0",
        "lessThan": "3.22.*",
        "changes": [
          {
            "at": "3.22.1",
            "status": "unaffected"
          }
        ],
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unknown"
  }
]

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