CVE-2026-92783

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-09-16. a secondary CVSS source baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.1Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
8.1
EG Score
8.1(high)
EG Risk
52(Track*)
EG Risk 52/100SSVC: Track*

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity81% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
1%
EPSS %ILE
40%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 23, 2026

Advisory Details (5)

Auto-updated Sep 16, 2026
No patch confirmed yet.
generic

Yeti through 2.11.0 Missing Authorization on RBAC Relationship Deletion | Advisories | VulnCheck

https://www.vulncheck.com/advisories/yeti-through-2.11.0-missing-authorization-on-rbac-relationship-deletion
generic

yeti/core/web/apiv2/rbac.py at 2.5.1 · yeti-platform/yeti · GitHub

https://github.com/yeti-platform/yeti/blob/2.5.1/core/web/apiv2/rbac.py#L52-L53
generic

yeti/core/web/apiv2/rbac.py at 2.5.1 · yeti-platform/yeti · GitHub

https://github.com/yeti-platform/yeti/blob/2.5.1/core/web/apiv2/rbac.py#L110-L116
generic

GitHub - yeti-platform/yeti: Your Everyday Threat Intelligence · GitHub

https://github.com/yeti-platform/yeti
generic

Missing authorization on RBAC relationship deletion allows any low-privilege user to revoke another user's ownership of shared objects · Issue #1349 · yeti-platform/yeti · GitHub

https://github.com/yeti-platform/yeti/issues/1349

Vendor Advisories for CVE-2026-92783(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 27× in last 7d / 39× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-25 06:30 UTCGHSA enrichment
  2. 2026-09-24 18:07 UTCEG score recompute
  3. 2026-09-24 18:07 UTCGHSA enrichment
  4. 2026-09-24 14:04 UTCEPSS rescore
  5. 2026-09-24 05:44 UTCEG score recompute
  6. 2026-09-24 05:44 UTCGHSA enrichment
  7. 2026-09-23 17:54 UTCEPSS rescore
  8. 2026-09-23 17:20 UTCGHSA enrichment
  9. 2026-09-23 06:46 UTCGHSA enrichment
  10. 2026-09-22 18:22 UTCEG score recompute
  11. 2026-09-22 18:22 UTCGHSA enrichment
  12. 2026-09-22 16:01 UTCEPSS rescore
  13. 2026-09-22 05:59 UTCEG score recompute
  14. 2026-09-22 05:59 UTCGHSA enrichment
  15. 2026-09-21 21:09 UTCEPSS rescore
  16. 2026-09-21 17:36 UTCGHSA enrichment
  17. 2026-09-21 05:12 UTCEG score recompute
  18. 2026-09-21 05:12 UTCGHSA enrichment
  19. 2026-09-20 20:16 UTCEPSS rescore
  20. 2026-09-20 16:47 UTCGHSA enrichment
  21. 2026-09-20 04:23 UTCGHSA enrichment
  22. 2026-09-19 15:59 UTCEG score recompute
  23. 2026-09-19 15:59 UTCGHSA enrichment
  24. 2026-09-19 03:35 UTCEG score recompute
  25. 2026-09-19 03:35 UTCGHSA enrichment
Show 14 more
  1. 2026-09-18 19:28 UTCEPSS rescore
  2. 2026-09-18 15:12 UTCGHSA enrichment
  3. 2026-09-18 02:49 UTCEG score recompute
  4. 2026-09-18 02:49 UTCGHSA enrichment
  5. 2026-09-17 19:32 UTCEPSS rescore
  6. 2026-09-17 14:25 UTCEG score recompute
  7. 2026-09-17 14:25 UTCGHSA enrichment
  8. 2026-09-17 13:54 UTCEG score recompute
  9. 2026-09-17 13:54 UTCGHSA enrichment
  10. 2026-09-17 09:47 UTCEG score recompute
  11. 2026-09-17 09:47 UTCGHSA enrichment
  12. 2026-09-16 21:24 UTCEG score recompute
  13. 2026-09-16 20:38 UTCEG score recompute
  14. 2026-09-16 20:34 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-92783?
CVE-2026-92783 is a high vulnerability published on September 16, 2026. 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.
When was CVE-2026-92783 disclosed?
CVE-2026-92783 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92783 actively exploited?
CVE-2026-92783 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 59.5% of all scored CVEs.
What is the CVSS score of CVE-2026-92783?
CVE-2026-92783 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-92783?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92783, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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