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VulnerabilityPublished Updated

CVE-2025-27613: git · Gitk Can Create and Truncate Files

Affects gitSource GCVE Database

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Authoritative record:CVE-2025-27613· Low 3.6

Not known to be exploited · CVSS 3.6 Low : upgrade to 2.25.0_1 when convenient.

Data as of 13 Nov 2026, 21:02 UTC

CVSS 3.1 base score
3.6Low
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (GitHub_M)CVSS 3.13.6
Patch
Available – fixed in 2.25.0_1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Jul 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: 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 13 Nov 2026.

What to do

Upgrade git to 2.25.0_1.

Affected software

ProductAffectedFixed in
Homebrewgitpkg:brew/gitOther threatsAffected
  • >=1.7.0 <2.25.0_1
Fixed in
  • 2.25.0_1

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

Description

Gitk is a Tcl/Tk based Git history browser. Starting with 1.7.0, when a user clones an untrusted repository and runs gitk without additional command arguments, files for which the user has write permission can be created and truncated. The option Support per-file encoding must have been enabled before in Gitk's Preferences. This option is disabled by default. The same happens when Show origin of this line is used in the main window (regardless of whether Support per-file encoding is enabled or not). This vulnerability is fixed in 2.43.7, 2.44.4, 2.45.4, 2.46.4, 2.47.3, 2.48.2, 2.49.1, and 2.50.1.

References

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