CVE-2026-96531

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

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.

Affected

Optimole

CVSS v3.1 CNA

6.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

EPSS

0.24% chance of exploitation in the next 30 days, 13th percentile

Published

2026-09-26

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/15ad5748-8c2b-4c60-9818-57790f7033c7/

References

• CVE Record
• NVD entry