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 that sets the duplicate_post_show_notice site option, suppressing admin notices network-wide.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://wordpress.org/plugins/duplicate-post/
https://www.vulncheck.com/advisories/yoast-duplicate-post-through-cross-site-request-forgery-via-duplicate-post-dismiss-notice

Configurations

No configuration.

History

10 Jun 2026, 22:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-10 22:17

Updated : 2026-06-11 15:22

NVD link : CVE-2026-53739

Mitre link : CVE-2026-53739

CVE.ORG link : CVE-2026-53739

JSON object : View

Products Affected

No product.

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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