CVE-2026-92783

Summary

Yeti through 2.11.0 fails to validate caller permissions in the DELETE /api/v2/rbac/{id} endpoint, allowing users with read access to delete access control relationships. Attackers can revoke the owner's grant and permanently lock legitimate owners out of objects.

Affected Software

Weaknesses

• CWE-862: Missing Authorization

References

• https://github.com/yeti-platform/yeti/issues/1349
• https://github.com/yeti-platform/yeti
• https://github.com/yeti-platform/yeti/blob/2.5.1/core/web/apiv2/rbac.py#L110-L116
• https://github.com/yeti-platform/yeti/blob/2.5.1/core/web/apiv2/rbac.py#L52-L53
• https://www.vulncheck.com/advisories/yeti-through-2.11.0-missing-authorization-on-rbac-relationship-deletion

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