CVE-2026-53740CWE-79

Yoast Duplicate Post through 4.6 Stored Cross-Site Scripting via Scheduled Republish Notice

Medium · published June 10, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
13.6
In the wild
Unconfirmed
What it is

Yoast Duplicate Post through 4.6 inserts an unescaped post title and permalink into the Classic Editor scheduled republish notice. Attackers can schedule a republish copy with a crafted title to execute script when an administrator views the resulting notice.

The record
Technical detail
CVSS v4.0
5.1 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
EPSS
0.00235 · 13.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-06-10T20:39Z
EPSS history
Timeline
  • 10 JUN 20:39Z
    Yoast Duplicate Post through 4.6 Stored Cross-Site Scripting via Scheduled Republish Notice
    cvelistv5