CVE-2025-54586: GitProxy is an application that stands between developers and a Git remote endpoint

Q: How do I fix CVE-2025-54586?

gitproxy: upgrade to 1.19.2. Exact commands for each OS are on this page.

Q: Is CVE-2025-54586 being exploited?

CVE-2025-54586 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-54586 affect?

CVE-2025-54586 affects gitproxy. Severity is high (CVSS 7.1). 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 the

Q: How urgent is CVE-2025-54586?

Priority 38/100. High severity; Public exploit reference

Routine

HIGH 7.1UPGRADE

CVE-2025-54586 is a high-severity flaw (CVSS 7.1) affecting gitproxy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 b

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-200
Published	2025-07-30
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: finos

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-30 22:15 UTCPublished CVE record published
2026-06-17 09:40 UTCUpdated Record last modified

finos gitproxy UPGRADE

Affected: < 1.19.2

Fixed in: 1.19.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy gitproxy || rpm -q gitproxy || gitproxy --version

2. UPGRADE to 1.19.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade gitproxy

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade gitproxy

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-54586?

gitproxy: upgrade to 1.19.2. Exact commands for each OS are on this page.

Is CVE-2025-54586 being exploited?

CVE-2025-54586 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-54586 affect?

CVE-2025-54586 affects gitproxy. Severity is high (CVSS 7.1). 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 the

How urgent is CVE-2025-54586?

Priority 38/100. High severity; Public exploit reference

Software pages

GitHub vulnerabilities · Git vulnerabilities

Related CVEs

CVE-2025-54585 MEDIUM 6.5 UPGRADE GitProxy is an application that stands between developers and a Git remote endpoint
CVE-2025-54584 MEDIUM 5.7 UPGRADE GitProxy is an application that stands between developers and a Git remote endpoint (e.g., github.com)
CVE-2025-54583 MEDIUM 6.5 UPGRADE GitProxy is an application that stands between developers and a Git remote endpoint (e.g., github.com)

References

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