CVE-2021-22870

MEDIUM

GitHub Enterprise Server <3.3 - Path Traversal

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 6.5
EPSS 0.0110
EPSS Percentile 61.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-22 CWE-23
Status published
Products (1)
github/enterprise_server < 3.0.19
Published Nov 10, 2021
Tracked Since Feb 18, 2026