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CVE-2025-62157 — v3

Fix: argoproj/argo-workflows@18ad513

CVE-2025-62157 is a security vulnerability in github.com/argoproj/argo-workflows/v3. A fix is available for github.com/argoproj/argo-workflows/v3 — see the affected versions and patch details below.

Argo Workflows exposes artifact repository credentials in workflow-controller logs

Also known asBIT-argo-workflows-2025-62157GHSA-c2hv-4pfj-mm2rGO-2025-4024
Published
Oct 14, 2025
Updated
Aug 12, 2026
Affected
2 pkgs
Patched
2 / 2
Exploits
None indexed
Exploitation data as of Sep 26, 2026 · OSV.dev, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for CVE-2025-62157.

EPSS Exploitation Probability

via FIRST.org ↗
0.5%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs38th percentile — riskier than 38% of all scored CVEsHighest risk

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.

Real-World Exposure

2 pkgs affected
🐹github.com/argoproj/argo-workflows/v3🐹github.com/argoproj/argo-workflows/v3

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

Summary

An attacker who has permissions to read logs from pods in a namespace with Argo Workflow can read workflow-controller logs and get credentials to the artifact repository.

Details

An attacker, by reading the logs of the workflow controller pod, can access the artifact repository, and steal, delete or modify the data that resides there. The workflow-controller logs show the credentials in plaintext.

<img width="1366" alt="screen" src="https://github.com/user-attachments/assets/5642b2be-edcf-4050-bf47-747d05352698" />

Impact

An attacker with access to pod logs in the argo namespace can extract plaintext credentials from the workflow-controller logs and gain access to the artifact repository. This can lead to:

  • Data exfiltration – theft of sensitive or proprietary artifacts
  • Data tampering – modification of workflows or artifacts
  • Data destruction – deletion of stored artifacts, leading to potential loss of critical data or pipeline failure

Affected Packages

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/argoproj/argo-workflows/v3≥ 3.7.0&&< 3.7.33.7.3go get github.com/argoproj/argo-workflows/v3@v3.7.3
🐹Gogithub.com/argoproj/argo-workflows/v3all versions3.6.12go get github.com/argoproj/argo-workflows/v3@v3.6.12

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-workflows/v3, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update github.com/argoproj/argo-workflows/v3 to 3.7.3 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2025-62157 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 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like CVE-2025-62157 can be triaged on real exposure rather than presence alone.

Tailored to CVE-2025-62157. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Fixing This On Your OS

If you run this on a Linux distribution, patch through your package manager against the distro's own security advisory below — it tracks the exact backported fix for your release, which can ship on a different timeline (and sometimes a different severity) than the upstream project.

Red HatModerate
Workaround published by Red Hat
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Source: Red Hat security advisory for CVE-2025-62157 (CC BY 4.0)

Frequently Asked Questions

### Summary An attacker who has permissions to read logs from pods in a namespace with Argo Workflow can read `workflow-controller` logs and get credentials to the artifact repository. ### Details An attacker, by reading the logs of the workflow controller pod, can access the artifact repository, and steal, delete or modify the data that resides there. The `workflow-controller` logs show the credentials in plaintext. <img width="1366" alt="screen" src="https://github.com/user-attachments/assets/5642b2be-edcf-4050-bf47-747d05352698" /> ### Impact An attacker with access to pod logs in the `
O3 Security · Impact-Aware SCA

Is CVE-2025-62157 in your dependencies?

O3 Security finds CVE-2025-62157 across Go dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.

CVE-2025-62157: v3 | O3 Security