CVE-2026-88865

HIGHPre-NVD 8.18.1—
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-09-10. 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 week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

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

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate restream ownership in getRestream.json.php, allowing authenticated users with canStream permission to mint tokens for arbitrary restreams. Attackers can exchange the token to retrieve other users' stream keys from getLiveKey.json.php and publish to their YouTube, Twitch, or RTMP destinations.

CVSS v3
8.1
EG Score
8.1(high)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
18%
KEV
Not listed

Published

September 10, 2026

Last Modified

September 18, 2026

Advisory Details (2)

Auto-updated Sep 10, 2026
🔬 Proof of concept available. Patch available. Sources: github.
generic

AVideo Missing Authorization via getRestream.json.php | Advisories | VulnCheck

https://www.vulncheck.com/advisories/avideo-missing-authorization-via-getrestream-json-php
github Patch Available🟡 PoC Available

Missing authorization: `plugin/Live/view/getRestream.json.php` mints a `tokenForAction` for any restream id, and `getLiveKey.json.php` then returns that restream's `stream_key` · Advisory · WWBN/AVideo · GitHub

https://github.com/WWBN/AVideo/security/advisories/GHSA-7jf4-mmqm-7p7x

Vendor Advisories for CVE-2026-88865(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 29× in last 7d / 47× 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. 2026-09-21 07:23 UTCEG score recompute
  2. 2026-09-21 07:23 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-20 19:07 UTCGHSA enrichment
  5. 2026-09-20 07:01 UTCGHSA enrichment
  6. 2026-09-19 18:44 UTCEG score recompute
  7. 2026-09-19 18:44 UTCGHSA enrichment
  8. 2026-09-19 06:39 UTCEG score recompute
  9. 2026-09-19 06:38 UTCGHSA enrichment
  10. 2026-09-18 19:28 UTCEPSS rescore
  11. 2026-09-18 18:33 UTCEG score recompute
  12. 2026-09-18 18:33 UTCGHSA enrichment
  13. 2026-09-18 17:30 UTCEG score recompute
  14. 2026-09-18 17:30 UTCGHSA enrichment
  15. 2026-09-18 07:59 UTCGHSA enrichment
  16. 2026-09-17 19:54 UTCEG score recompute
  17. 2026-09-17 19:54 UTCGHSA enrichment
  18. 2026-09-17 19:32 UTCEPSS rescore
  19. 2026-09-17 06:19 UTCGHSA enrichment
  20. 2026-09-16 18:09 UTCEG score recompute
  21. 2026-09-16 18:09 UTCGHSA enrichment
  22. 2026-09-16 14:09 UTCEPSS rescore
  23. 2026-09-16 05:15 UTCEPSS rescore
  24. 2026-09-16 04:23 UTCGHSA enrichment
  25. 2026-09-15 16:11 UTCGHSA enrichment
Show 22 more
  1. 2026-09-15 04:06 UTCEG score recompute
  2. 2026-09-15 04:06 UTCGHSA enrichment
  3. 2026-09-15 03:12 UTCEPSS rescore
  4. 2026-09-14 16:01 UTCGHSA enrichment
  5. 2026-09-14 03:56 UTCEG score recompute
  6. 2026-09-14 03:56 UTCGHSA enrichment
  7. 2026-09-13 16:48 UTCEPSS rescore
  8. 2026-09-13 15:51 UTCGHSA enrichment
  9. 2026-09-13 03:45 UTCGHSA enrichment
  10. 2026-09-12 15:41 UTCEG score recompute
  11. 2026-09-12 15:41 UTCGHSA enrichment
  12. 2026-09-12 15:02 UTCEPSS rescore
  13. 2026-09-12 03:36 UTCGHSA enrichment
  14. 2026-09-11 15:31 UTCEG score recompute
  15. 2026-09-11 15:31 UTCGHSA enrichment
  16. 2026-09-11 14:53 UTCEPSS rescore
  17. 2026-09-11 14:53 UTCEPSS rescore
  18. 2026-09-11 03:23 UTCEG score recompute
  19. 2026-09-11 03:23 UTCGHSA enrichment
  20. 2026-09-10 14:20 UTCEG score recompute
  21. 2026-09-10 13:20 UTCEG score recompute
  22. 2026-09-10 13:20 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-88865?
CVE-2026-88865 is a high vulnerability published on September 10, 2026. AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate restream ownership in getRestream.json.php, allowing authenticated users with canStream permission to mint tokens for arbitrary restreams. Attackers can exchange the token to retrieve other users' stream keys from…
When was CVE-2026-88865 disclosed?
CVE-2026-88865 was first published in the National Vulnerability Database on September 10, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-88865 actively exploited?
CVE-2026-88865 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 82.2% of all scored CVEs.
What is the CVSS score of CVE-2026-88865?
CVE-2026-88865 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-88865?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-88865, 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

Explore the affected products and dependency analysis for CVE-2026-88865

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