CVE-2026-53739

CVE-2026-53739

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 tha…

Vulnerability class: CSRF (Cross-Site Request Forgery)

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-53739?
CVE-2026-53739 is a medium-severity vulnerability, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-06-10.
How severe is CVE-2026-53739?
Medium severity. CVSS v3 base score is 4.3 out of 10.