Medium severity4.3NVD Advisory· Published Jun 10, 2026

CVE-2026-53739

Description

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.

Affected products

WordPress/Duplicate Postreferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <=4.6
Package: https://wordpress.org/plugins/duplicate-post

Patches

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

wordpress.org/plugins/duplicate-post/nvd
www.vulncheck.com/advisories/yoast-duplicate-post-through-cross-site-request-forgery-via-duplicate-post-dismiss-noticenvd

News mentions

No linked articles in our index yet.

cvss	0.280
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000