CVE-2026-3582

EUVD-2026-10828
An Incorrect Authorization vulnerability was identified in GitHub Enterprise Server that allowed an authenticated user with a classic personal access token (PAT) lacking the repo scope to retrieve issues and commits from private and internal repositories via the search REST API endpoints. The user must have had existing access to the repository through organization membership or as a collaborator for the vulnerability to be exploitable. This vulnerability affected all versions of GitHub Enterprise Server prior to 3.20 and was fixed in versions 3.16.15, 3.17.12, 3.18.6 and 3.19.3. This vulnerability was reported via the GitHub Bug Bounty program.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
GitHub_PCNA
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
githubenterprise_server
𝑥
< 3.16.15
githubenterprise_server
3.17.0 ≤
𝑥
< 3.17.12
githubenterprise_server
3.18.0 ≤
𝑥
< 3.18.6
githubenterprise_server
3.19.0 ≤
𝑥
< 3.19.3
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
githubgithub
3.16.0 ≤
𝑥
≤ 3.16.14
CNA
githubgithub
3.17.0 ≤
𝑥
≤ 3.17.11
CNA
githubgithub
3.18.0 ≤
𝑥
≤ 3.18.5
CNA
githubgithub
3.19.0 ≤
𝑥
≤ 3.19.2
CNA