CVE-2026-96531

Optimole 4.0.0 - 4.2.12 - Author+ Stored XSS via Video Player Block

Published Sep 26, 2026 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
The Optimole WordPress plugin before 4.2.13 does not escape unrecognized attributes of its video-player block before rendering them onto the block's wrapper element, allowing users with the Author role and above to store an event-handler attribute that executes scripts in the browser of any user, such as an administrator, who views the post.

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 cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions optimole
Vendors & Products Wordpress-extensions
Wordpress-extensions optimole
Type Values Removed Values Added
Weaknesses CWE-79
Type Values Removed Values Added
Description The Optimole WordPress plugin before 4.2.13 does not escape unrecognized attributes of its video-player block before rendering them onto the block's wrapper element, allowing users with the Author role and above to store an event-handler attribute that executes scripts in the browser of any user, such as an administrator, who views the post.
Title Optimole 4.0.0 - 4.2.12 - Author+ Stored XSS via Video Player Block
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Sep 26, 2026, 10:41 PM
Reserved
Sep 23, 2026, 11:22 AM
Status
Deferred
Published
Sep 26, 2026, 7:17 AM
Modified
Sep 28, 2026, 3:17 PM