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CVE-2026-76222VulnerabilityPublished Updated

snakemake · GitPython: Arbitrary Git Repository Creation Outside the Working Tree via Unvalidated .gitmodules Submodule Name in

Affects snakemakeSource GCVE Database

0
Authoritative record:CVE-2026-76222· High 8.4

Not known to be exploited · CVSS 8.4 High : upgrade to 9.25.1 soon.

Data as of 26 Oct 2026, 19:27 UTC

CVSS 4.0 base score
8.4High
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 9.25.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:L/SC:N/SI:H/SA:L

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Aug 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade snakemake to 9.25.1.

Affected software

ProductAffectedFixed in
Homebrewsnakemakepkg:brew/snakemakeOther threatsAffected
  • <9.25.1
Fixed in
  • 9.25.1

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A fix is available in GitPython version 9.25.1. Users should upgrade to version 9.25.1 or later to mitigate this vulnerability. Until upgraded, avoid cloning and initializing submodules from untrusted repositories using GitPython. The vendor advisory confirms the availability of an official fix.

Description

GitPython versions prior to 9.25.1 contain a vulnerability where an attacker-controlled submodule name in a cloned repository's .gitmodules file can cause GitPython to create and initialize a Git repository outside the intended working directory. This occurs because GitPython does not validate submodule names for directory traversal sequences, unlike core Git which blocks this attack. The vulnerability requires the victim to clone a malicious repository and run submodule initialization via GitPython.

References

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