CVE detail
CVE-2026-42297
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 Sync Service's ConfigMap-backed provider (server/sync/sync_cm.go) performs zero authorization checks on all CRUD operations (create, read, update, delete). Any authenticated user — including those using fake Bearer tokens — can create, read, update, and delete Kubernetes ConfigMaps containing synchronization limits. This issue has been patched in version 4.0.5.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 19.5 · diversity 13.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
6 source links · newest first
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-42297.jsonsecurity.access.redhat.com
No excerpt available.
Vendor Advisorysecurity.access.redhat.comMay 9, 2026, 4:16 AM - https://bugzilla.redhat.com/show_bug.cgi?id=2468448bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comMay 9, 2026, 4:16 AM - https://access.redhat.com/security/cve/CVE-2026-42297access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comMay 9, 2026, 4:16 AM No excerpt available.
Exploitgithub.comMay 9, 2026, 4:16 AMNo excerpt available.
Exploitgithub.comMay 9, 2026, 4:16 AM- https://github.com/argoproj/argo-workflows/commit/09fff05e0830c14a5e36cc40597ad84881db1ab6github.com
No excerpt available.
Exploitgithub.comMay 9, 2026, 4:16 AM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
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