What’s Vulnerable › Vulnerabilities

CVE-2023-22380: Path traversal in GitHub Enterprise Server leading to arbitrary file reading when building a GitHub Pages site

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-02-16 · updated 2026-06-17
• Weakness: CWE-22

Description

A path traversal vulnerability was identified in GitHub Enterprise Server that allowed arbitrary file reading when building a GitHub Pages site. 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 since 3.7 and was fixed in version 3.7.6. This vulnerability was reported via the GitHub Bug Bounty program.

Affected products

• GitHub Enterprise Server: from 3.7.0 before 3.7.6 — fixed in 3.7.6

How to fix

Upgrade to a fixed version: GitHub Enterprise Server 3.7.6. Check the vendor advisory for mitigations.

References

• https://docs.github.com/en/enterprise-server%403.7/admin/release-notes#3.7.6
• https://docs.github.com/en/enterprise-server%403.7/admin/release-notes#3.7.6

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