CVE · Medium

CVE-2026-53740 — Yoast Duplicate Post [duplicate-post] <= 4.6 (unfixed)

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2026-53740 Yoast Duplicate Post [duplicate-post] <= 4.6 (unfixed) Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 5.4 < 4.6 4.6 2026-06-10

CVE-2026-53740

A vulnerability in Yoast Duplicate Post version 4.6 or earlier allows attackers to insert unescaped post titles and permalinks into the Classic Editor's scheduled republish notice. This can enable script execution when an admin views the notice, potentially leading to arbitrary code execution.

Based on public CVE data (MITRE/NVD).

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