CVE-2026-124584 wummel patool Gzip Extraction fileutil.py extract_gzip symlink

Medium 4.8 Published 9 Nov 2026 Updated 9 Nov 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-124584?

CVE-2026-124584 is a medium-severity vulnerability in wummel patool, published on 9 Nov 2026.

Official description

A vulnerability has been found in wummel patool 4.1.0. This vulnerability affects the function extract_gzip of the file patoolib/fileutil.py of the component Gzip Extraction Handler. The manipulation leads to symlink following. Local access is required to approach this attack. The researcher claims to have submitted a GHSA on the repository of the project.

Weakness: CWE-61, CWE-59

Which versions are affected by CVE-2026-124584?

How do I fix CVE-2026-124584?

No fix has been published for CVE-2026-124584 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-124584 being exploited?

There is no known exploitation of CVE-2026-124584 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2026-124584, GHSA-p24m-wf3f-3mf5, GHSA-vhgw-c286-8gqg, UBUNTU-CVE-2026-124584.