CVE-2025-54585 GitProxy is vulnerable to a new branch approval exploit

High 8.2 Published Updated

Attackers can bypass commit approval policies on parent branches when creating new branches in GitProxy, allowing unapproved code changes.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2025-54585?

CVE-2025-54585 is a high-severity missing authorization vulnerability in finos git-proxy, published on 30 Jul 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

GitProxy is an application that stands between developers and a Git remote endpoint. In versions 1.19.1 and below, attackers can exploit the way GitProxy handles new branch creation to bypass the approval of prior commits on the parent branch. The vulnerability impacts all users or organizations relying on GitProxy to enforce policy and prevent unapproved changes. It requires no elevated privileges beyond regular push access, and no extra user interaction. It does however, require a GitProxy administrator or designated user (canUserApproveRejectPush) to approve pushes to the child branch. This is fixed in version 1.19.2.

Weakness: CWE-285

Which versions are affected by CVE-2025-54585?

2 open source packages ship an affected version, including @finos/git-proxy. It affects 1 product.

PackageAffectedFixed in
@finos/git-proxy npmAll versions1.19.2
@finos/git-proxy npmAll versions1.19.2

Products include Finos Gitproxy.

How do I fix CVE-2025-54585?

Upgrade @finos/git-proxy to 1.19.2 or later.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-54585 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-54585 exists.

Sources

Also known as GHSA-39p2-8hq9-fwj6.

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