CVE-2025-54584: finos git-proxy · Misinterpretation of Input
Affects finos git-proxySource CVE Database V5
Not known to be exploited · CVSS 7.0 High : upgrade to 1.19.2 soon.
Data as of 26 Oct 2026, 07:57 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.19.2
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:H/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 2026-10-26.
What to do
Upgrade finos git-proxy to 1.19.2.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| finos git-proxy | Affected
| Fixed in
|
AI-suggested
European organizations should immediately upgrade finos git-proxy to version 1.19.2 or later to remediate the vulnerability. In addition, organizations should implement strict validation and monitoring of Git packfiles and commits passing through git-proxy, including anomaly detection for unusual packfile structures or unexpected commit content. Incorporating additional approval and code review steps independent of git-proxy parsing can help detect suspicious commits. Employing cryptographic signing of commits and verifying signatures before acceptance can mitigate risks of hidden or tampered commits. Network segmentation and limiting access to git-proxy instances to trusted developer networks reduce exposure. Organizations should also audit existing commit histories for signs of manipulation and monitor for unusual activity in their CI/CD pipelines. Finally, maintaining up-to-date threat intelligence and applying patches promptly will reduce the window of exposure.
Description
GitProxy is an application that stands between developers and a Git remote endpoint (e.g., github.com). In versions 1.19.1 and below, an attacker can craft a malicious Git packfile to exploit the PACK signature detection in the parsePush.ts file. By embedding a misleading PACK signature within commit content and carefully constructing the packet structure, the attacker can trick the parser into treating invalid or unintended data as the packfile. Potentially, this would allow bypassing approval or hiding commits. This issue is fixed in version 1.19.2.
References
- github.com/finos/git-proxy/security/advisories/GHSA-xxmh-rf63-qwjv (opens in a new tab)
- github.com/finos/git-proxy/commit/333c98a165a5a1ec88414db3d4a2c6f81e083e0f (opens in a new tab)
- github.com/finos/git-proxy/commit/a620a2f33c39c78e01783a274580bf822af3cc3a (opens in a new tab)
- github.com/finos/git-proxy/releases/tag/v1.19.2 (opens in a new tab)