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HIGH

CVE-2026-92783

Yeti through 2.11.0 Missing Authorization on RBAC Relationship Deletion

CVSS v3

8.1

HIGH

EPSS Score

0.5 %

exploit probability, as of 2026-09-29

CISA KEV

No

known exploited

Exploitation

poc

SSVC status

Description

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.

Technical details

Published
2026-09-16
Last Modified
2026-09-17

Frequently asked questions

What is CVE-2026-92783?

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.

Is CVE-2026-92783 actively exploited?

A proof-of-concept exploit exists for CVE-2026-92783, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-92783?

CVE-2026-92783 has a CVSS v3 base score of 8.1 (HIGH severity).

Is CVE-2026-92783 affecting your environment?

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