# CVE-2026-50240

PAC flaw lets namespace users run PipelineRuns as privileged service account.

- Page: https://www.vulneraibility.com/cve/CVE-2026-50240
- CVSS: 8.8
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.37% (percentile 31.2)
- Weakness: CWE-862
- Published: 2026-11-06

## Affected

- OpenShift Pipelines-as-Code (PAC)
- Tekton Pipelines-as-Code
- OpenShift/Kubernetes clusters using PAC

## Impact

Namespace-scoped privilege escalation: attackers can run PipelineRuns as auto-provisioned pipeline ServiceAccount (default edit), read Secrets, create/modify/delete resources, and inject malicious CI/CD steps.

## Action

Immediate action required

## Recommendation

Apply vendor patch immediately; remove default edit binding; restrict Repository/Secret create perms; audit pipelines.

## References

- [other] https://access.redhat.com/security/cve/CVE-2026-50240
- [other] https://bugzilla.redhat.com/show_bug.cgi?id=2484752
- [other] https://github.com/openshift-pipelines/pipelines-as-code/commit/ac1ff2337fce1ffdf888f513c6202caa95853927
- [other] https://github.com/tektoncd/pipelines-as-code/security/advisories/GHSA-8m5v-wh4r-5j96

---
Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.