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Status published
High
CVE-2025-39423
WordPress Add to Header plugin <= 1.0 - CSRF to XSS vulnerability
Vulnerability Description
Cross-Site Request Forgery (CSRF) vulnerability in Jenst Add to Header add-to-header allows Stored XSS.This issue affects Add to Header: from n/a through <= 1.0.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- johska | Patchstack Bug Bounty Program
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Affected Vendor
Jenst
View all reports →Affected Software
Add to Header
Vulnerable Versions:
0
Timeline
Official Publish:
April 17th, 2025
Last Modified:
April 28th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L