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Medium severity6.5NVD Advisory· Published Nov 10, 2021· Updated Jun 17, 2026

CVE-2021-22870

CVE-2021-22870

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • GitHub/Enterprise Server3 versions
    cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:github:enterprise_server:*:*:*:*:*:*:*:*range: <3.0.19
    • (no CPE)range: <3.3, 3.0.19, 3.1.11, 3.2.3
    • (no CPE)range: 3.0

Patches

Vulnerability mechanics

References

3

News mentions

0

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