GitProxy is susceptible to a hidden commits injection attack

CVE Details

Basic Information

Title GitProxy is susceptible to a hidden commits injection attack
Type cve
Published 2025-07-30T21:14:41.238Z
Modified 2025-07-30T21:14:41.238Z

Product Information

Vendor finos
Product git-proxy
Version < 1.19.2

CVSS Information

Base Score 7.1 (HIGH)
Attack Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Affected Products

  • finos git-proxy < 1.19.2

Additional Information

CWE List CWE-200
Source GitHub_M

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.

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