CVE-2026-15249CWE-79cross-site-scripting

CVE-2026-15249

Medium · published August 12, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
12.6
In the wild
Unconfirmed
What it is

The Patterns Kit WordPress plugin through 1.0.3 does not escape a link attribute before its client-side script inserts it into the page, allowing users with a role as low as Contributor to store a payload that executes in the browser of a user who views the content and clicks the affected element.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00226 · 12.6th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-08-12T10:18Z
References (1)
EPSS history
Timeline
  • 12 AUG 06:00Z
    Patterns Kit <= 1.0.3 - Contributor+ Stored XSS via YouTube Popup Link
    cvelistv5