CVE-2026-53739

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

4.3 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N                                    

Vulnerability 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.

Vulnerability Details

Published Date

June 10, 2026

Last Modified

June 11, 2026

CWE ID

CWE-352

Source

NVD

Vendor

Yoast

Product

Yoast Duplicate Post

External References

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

CVE-2026-53739

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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