Medium 5.4Published Sep 26, 2026

CVE-2026-100630AVideo before 29.1.0 Stored XSS via HTML Entity Bypass in trailer1 Field

Updated under an hour ago (2026-10-19 08:30 UTC)

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It affects WWBN AVideo. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for WWBN AVideo

Exploited in the last 30 days

AVideo before 29.1.0 contains a stored cross-site scripting vulnerability in the video trailer1 field rendered unsanitized within an inline onclick JavaScript string. Attackers with video upload permission can store HTML entity-encoded payloads that bypass isValidURL() validation and are decoded by the browser to break out of the JavaScript string, executing arbitrary code in any visitor's session including administrators.

CVSS: 5.4 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Awaiting Analysis
Record last updated: Oct 3, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

WWBN AVideo wwbn:avideo (from the name)	before 29.1.0	CNA record

References

https://github.com/WWBN/AVideo/security/advisories/GHSA-v7vx-v9q9-qhw3vendor-advisory
https://github.com/WWBN/AVideo/commit/40b3267760924389c626a549bb1c6fd013b3b29cpatch
https://www.vulncheck.com/advisories/avideo-stored-xss-via-html-entity-bypass-in-trailer1-fieldthird-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.