CVE-2022-46256 Path traversal in GitHub Enterprise Server leading to remote code execution in GitHub Pages

High 8.8 Published 14 Dec 2022 Updated 22 Apr 2025

Attackers with Pages build permissions can exploit path traversal to achieve remote code execution on GitHub Enterprise Server instances.

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-2022-46256?

CVE-2022-46256 is a high-severity path traversal vulnerability in Github Enterprise Server, published on 14 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A path traversal vulnerability was identified in GitHub Enterprise Server that allowed remote code execution 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 instance. This vulnerability was fixed in versions 3.3.17, 3.4.12, 3.5.9, 3.6.5 and 3.7.2. This vulnerability was reported via the GitHub Bug Bounty program.

Weakness: CWE-22

Which versions are affected by CVE-2022-46256?

It affects 1 product.

Products include Github Enterprise Server.

How do I fix CVE-2022-46256?

No fix has been published for CVE-2022-46256 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-46256 being exploited?

There is no known exploitation of CVE-2022-46256 in the wild and no public exploit code.

All Github Enterprise Server vulnerabilities

Sources

Also known as GHSA-46qx-xf9f-62gx.