CVE-2026-92783 json
Yeti through 2.11.0 Missing Authorization on RBAC Relationship Deletion
published 2026-09-16 53 d ago modified 2026-09-23 46 d ago also EUVD-2026-81046
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 43%
- public exploits
- 0
- none known
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.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 53 d ago
Exploit prediction
0.50% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.2 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H |
| CNA | 4.0 | 7.2 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- yeti-platform yeti
Classification
- Weakness
-
- CWE-862 Missing Authorization
References
-
github.com
/yeti-platform/yeti/issues/1349
issue-tracking
-
github.com
/yeti-platform/yeti
product
-
github.com
/yeti-platform/yeti/blob/2.5.1/core/web/apiv2/rbac.py#L110-L116
technical-description
-
github.com
/yeti-platform/yeti/blob/2.5.1/core/web/apiv2/rbac.py#L52-L53
technical-description
-
vulncheck.com
/advisories/yeti-through-2.11.0-missing-authorization-on-rbac-relationship-deletion
third-party-advisory
Sources
- CVE List CVE-2026-92783
- NVD CVE-2026-92783
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.