CVE-2026-3582 Incorrect Authorization in GitHub Enterprise Server allows access to issue and commit search results without repo scope

Medium 5.3 Published 10 Mar 2026 Updated 11 Mar 2026

Authenticated users with classic PATs lacking repo scope can access private repository issues and commits via search APIs.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-3582?

CVE-2026-3582 is a medium-severity missing authorization vulnerability in Github Enterprise Server, published on 10 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

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.

Weakness: CWE-862

Which versions are affected by CVE-2026-3582?

It affects 1 product.

Products include Github Enterprise Server.

How do I fix CVE-2026-3582?

No fix has been published for CVE-2026-3582 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-3582 being exploited?

There is no known exploitation of CVE-2026-3582 in the wild and no public exploit code.

All Github Enterprise Server vulnerabilities

Sources

Also known as GHSA-w45q-jfxp-27vq.