The PixelYourSite WordPress plugin before 11.4.3, PixelYourSite Pro WordPress plugin before 12.6.8 do not sanitise and escape a cookie value before printing it into the page output, which, on a site running a full-page cache, allows unauthenticated attackers to store a Cross-Site Scripting payload in the cached page that is then served to other visitors.
History

Thu, 22 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 22 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions pixel Your Site
Wordpress-extensions pixel Your Site Pro
Vendors & Products Wordpress-extensions
Wordpress-extensions pixel Your Site
Wordpress-extensions pixel Your Site Pro

Thu, 22 Oct 2026 08:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79

Thu, 22 Oct 2026 06:15:00 +0000

Type Values Removed Values Added
Description The PixelYourSite WordPress plugin before 11.4.3, PixelYourSite Pro WordPress plugin before 12.6.8 do not sanitise and escape a cookie value before printing it into the page output, which, on a site running a full-page cache, allows unauthenticated attackers to store a Cross-Site Scripting payload in the cached page that is then served to other visitors.
Title PixelYourSite (Free & Pro) - Unauthenticated Stored XSS via Cookie
References

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-10-22T06:00:17.429Z

Updated: 2026-10-22T11:06:29.603Z

Reserved: 2026-10-13T12:27:56.509Z

Link: CVE-2026-109987

cve-icon Vulnrichment

Updated: 2026-10-22T10:55:37.811Z

cve-icon NVD

Status : Deferred

Published: 2026-10-22T06:17:13.800

Modified: 2026-10-22T15:16:14.027

Link: CVE-2026-109987

cve-icon Redhat

No data.