CVE-2026-42295
Argo Workflows: Exposure of artifact repository credentials
EPSS 0.04%
Description
Argo Workflows is an open source container-native workflow engine for orchestrating parallel jobs on Kubernetes. From version 4.0.0 to before version 4.0.5, the workflow executor logs all artifact repository credentials (S3 access keys, secret keys, GCS service account keys, Azure account keys, Git passwords, etc.) in plaintext on artifact operation. Any user with read access to workflow pod logs can extract these credentials. This issue has been patched in version 4.0.5.
How to fix CVE-2026-42295
To remediate CVE-2026-42295, upgrade the affected package to a fixed version below.
- —upgrade to 4.0.5 or later
- —upgrade to 4.0.5 or later
Is CVE-2026-42295 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 4.0.0, < 4.0.5
- >= 4.0.0, < 4.0.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N |