CVE-2026-92586

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-09-17. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: Elevated riskExposed: 0

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

AVideo through 29.0 (commit c3edcc274c389816d434acadac07ee78eaf330c1) fails to verify video access permissions in the set_api_comment function, allowing authenticated users to post comments on password-protected and group-restricted videos. Attackers can submit POST requests to the comment API endpoint with arbitrary video IDs to write comments on videos they cannot watch.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
35(Track)
EG Risk 35/100SSVC: 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
Severity43% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
16%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 22, 2026

Advisory Details (2)

Auto-updated Sep 16, 2026
🔬 Proof of concept available. Patch available. Sources: github.
generic

AVideo through 29.0 Missing Authorization via comment API endpoint | Advisories | VulnCheck

https://www.vulncheck.com/advisories/avideo-through-29.0-missing-authorization-via-comment-api-endpoint
github Patch Available🟡 PoC Available

Missing authorization: `APIName=comment` POST saves comments on password- and group-restricted videos without `canWatchVideo` · Advisory · WWBN/AVideo · GitHub

https://github.com/WWBN/AVideo/security/advisories/GHSA-fm4f-q895-8jhc

Vendor Advisories for CVE-2026-92586(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 22× in last 7d / 30× 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. 2026-09-24 18:06 UTCEG score recompute
  2. 2026-09-24 18:06 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-23 19:30 UTCEG score recompute
  5. 2026-09-23 19:30 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-22 20:53 UTCEG score recompute
  8. 2026-09-22 20:53 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-22 07:26 UTCEG score recompute
  11. 2026-09-22 07:25 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 08:49 UTCEG score recompute
  14. 2026-09-21 08:49 UTCGHSA enrichment
  15. 2026-09-20 20:16 UTCEPSS rescore
  16. 2026-09-20 10:14 UTCEG score recompute
  17. 2026-09-20 10:14 UTCGHSA enrichment
  18. 2026-09-19 11:38 UTCEG score recompute
  19. 2026-09-19 11:38 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-18 13:00 UTCEG score recompute
  22. 2026-09-18 13:00 UTCGHSA enrichment
  23. 2026-09-17 19:32 UTCEPSS rescore
  24. 2026-09-17 14:24 UTCEG score recompute
  25. 2026-09-17 14:24 UTCGHSA enrichment
Show 5 more
  1. 2026-09-17 13:41 UTCEG score recompute
  2. 2026-09-17 13:41 UTCGHSA enrichment
  3. 2026-09-16 22:26 UTCEG score recompute
  4. 2026-09-16 21:54 UTCEG score recompute
  5. 2026-09-16 21:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-92586?
CVE-2026-92586 is a medium vulnerability published on September 16, 2026. AVideo through 29.0 (commit c3edcc274c389816d434acadac07ee78eaf330c1) fails to verify video access permissions in the setapicomment function, allowing authenticated users to post comments on password-protected and group-restricted videos. Attackers can submit POST requests to the comment API…
When was CVE-2026-92586 disclosed?
CVE-2026-92586 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92586 actively exploited?
CVE-2026-92586 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 83.7% of all scored CVEs.
What is the CVSS score of CVE-2026-92586?
CVE-2026-92586 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-92586?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92586, 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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