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GHSA-2gvw-w6fj-7m3c

MEDIUM

Argo CD's API server does not enforce project sourceNamespaces

Also known asBIT-argo-cd-2024-31990CVE-2024-31990GO-2024-2728
Published
Apr 15, 2024
Updated
Feb 4, 2026
Affected
3 pkgs
Patched
3 / 3
Exploits
None indexed

EPSS Exploitation Probability

via FIRST.org ↗
0.4%probability of exploitation in next 30 days
Lower Risk35th percentile+0.33%
0.00%0.32%0.63%0.95%0.1%0.4%Dec 25Apr 26Jun 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Blast Radius

3 pkgs affected
🐹github.com/argoproj/argo-cd/v2🐹github.com/argoproj/argo-cd/v2🐹github.com/argoproj/argo-cd/v2

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

Description

Impact

I can convince the UI to let me do things with an invalid Application.

  1. Admin gives me p, michael, applications, *, demo/*, allow, where demo can just deploy to the demo namespace
  2. Admin gives me AppProject dev which reconciles from ns dev-apps
  3. Admin gives me p, michael, applications, sync, dev/*, allow, i.e. no updating via the UI allowed, gitops-only
  4. I create an Application called pwn in dev-apps with project dev and sync the app with sources from git
  5. I change the Application’s project to demo via kubectl or gitops (whichever mechanism my admins have given me, because it should be safe)
  6. I use the UI to edit the resource which should only be mutable via gitops

Patches

A patch for this vulnerability has been released in the following Argo CD versions:

v2.10.7 v2.9.12 v2.8.16

For more information

If you have any questions or comments about this advisory:

Open an issue in the Argo CD issue tracker or discussions Join us on Slack in channel #argo-cd

Credits

This vulnerability was found & reported by @crenshaw-dev (Michael Crenshaw)

The Argo team would like to thank these contributors for their responsible disclosure and constructive communications during the resolve of this issue

Affected Packages

3 total 3 fixed
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/argoproj/argo-cd/v22.4.0&&< 2.8.162.8.16
🐹Gogithub.com/argoproj/argo-cd/v22.9.0&&< 2.9.122.9.12
🐹Gogithub.com/argoproj/argo-cd/v22.10.0&&< 2.10.72.10.7

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/argoproj/argo-cd/v2. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update github.com/argoproj/argo-cd/v2 to 2.8.16 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-2gvw-w6fj-7m3c is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-2gvw-w6fj-7m3c is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-2gvw-w6fj-7m3c. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Impact I can convince the UI to let me do things with an invalid Application. 1. Admin gives me `p, michael, applications, *, demo/*, allow`, where `demo` can just deploy to the `demo` namespace 2. Admin gives me AppProject `dev` which reconciles from ns `dev-apps` 3. Admin gives me `p, michael, applications, sync, dev/*, allow`, i.e. no updating via the UI allowed, gitops-only 4. I create an Application called `pwn` in `dev-apps` with project dev and sync the app with sources from git 5. I change the Application’s project to demo via kubectl or gitops (whichever mechanism my admins have
O3 Security · Impact-Aware SCA

Is GHSA-2gvw-w6fj-7m3c in your dependencies?

O3 detects GHSA-2gvw-w6fj-7m3c across Go dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.