CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NCVE-2021-22870
Medium (6.5) in github enterprise server. EPSS 1.1% chance of exploitation in the next 30 days.
A path traversal vulnerability was identified in GitHub Pages builds on GitHub Enterprise Server that could allow an attacker to read system files. To exploit this vulnerability, an attacker would need permission to create and build a GitHub Pages site on the GitHub Enterprise Server instance. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.3 and was fixed in versions 3.0.19, 3.1.11, and 3.2.3. This vulnerability was reported via the GitHub Bug Bounty program.
Severity
- EPSS
- 1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-22, CWE-23
- Published
- Modified
- Record from
- the NVD, synced
Affected
- github:enterprise_server
References
- https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.19
- https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.11
- https://docs.github.com/en/enterprise-server%403.2/admin/release-notes#3.2.3
- https://docs.github.com/en/enterprise-server%403.0/admin/release-notes#3.0.19
- https://docs.github.com/en/enterprise-server%403.1/admin/release-notes#3.1.11