Information disclosure in GitHub Enterprise Server leading to private repository leakage
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.5%
exploitation probability
0.5%top 57% of all CVEs
observed exploitation
nono source reports it
An authorization/sensitive information disclosure vulnerability was identified in GitHub Enterprise Server that allowed a fork to retain read access to an upstream repository after its visibility was changed to private. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.10.0 and was fixed in versions 3.9.4, 3.8.9, 3.7.16 and 3.6.18. This vulnerability was reported via the GitHub Bug Bounty program.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
GitHub · Enterprise ServerReferences
https://docs.github.com/en/enterprise-server@3.6/admin/release-notes#3.6.18-security-fixeshttps://docs.github.com/en/enterprise-server@3.7/admin/release-notes#3.7.16-security-fixeshttps://docs.github.com/en/enterprise-server@3.8/admin/release-notes#3.8.9-security-fixeshttps://docs.github.com/en/enterprise-server@3.9/admin/release-notes#3.9.4-security-fixes