CVE-2026-53739CWE-352

Yoast Duplicate Post through 4.6 Cross-Site Request Forgery via duplicate_post_dismiss_notice

Medium · published June 10, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
3.6
In the wild
Unconfirmed
What it is

Yoast Duplicate Post through 4.6 contains a cross-site request forgery vulnerability in the duplicate_post_dismiss_notice handler, which verifies no nonce or capability. Attackers can trick any authenticated user into sending a request that sets the duplicate_post_show_notice site option, suppressing admin notices network-wide.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
EPSS
0.00147 · 3.6th percentile
Weakness
CWE-352 · Cross-Site Request Forgery (CSRF)
Published
2026-06-10T20:39Z
EPSS history
Timeline
  • 10 JUN 20:39Z
    Yoast Duplicate Post through 4.6 Cross-Site Request Forgery via duplicate_post_dismiss_notice
    cvelistv5