CVE-2026-89243

WWBN AVideo Stored XSS via UserGroups setGroup_name

Published Sep 11, 2026 CVSS 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Description
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in UserGroups::setGroup_name() that fails to sanitize group_name input. Administrators with canAdminUserGroups permission can inject malicious HTML and JavaScript that executes in the browser when other administrators access the user manager interface.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in UserGroups::setGroup_name() that fails to sanitize group_name input. Administrators with canAdminUserGroups permission can inject malicious HTML and JavaScript that executes in the browser when other administrators access the user manager interface.
Title WWBN AVideo Stored XSS via UserGroups setGroup_name
First Time appeared Wwbn
Wwbn avideo
Weaknesses CWE-79
CPEs cpe:2.3:a:wwbn:avideo:-:*:*:*:*:*:*:*
Vendors & Products Wwbn
Wwbn avideo
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 11, 2026, 12:42 PM
Reserved
Sep 11, 2026, 10:51 AM
Status
Deferred
Published
Sep 11, 2026, 12:16 PM
Modified
Sep 11, 2026, 3:21 PM