CVE-2022-4699

MediaElement.js – HTML5 Video & Audio Player <= 4.2.8 - Contributor+ Stored XSS via Shortcode

Medium · published January 30, 2023

CVSS v3.1
5.4
EPSS
1%
Percentile
44.2
In the wild
Unconfirmed
What it is

The MediaElement.js WordPress plugin through 4.2.8 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high-privilege users such as admins.

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
0.00534 · 44.2th percentile
Published
2023-01-30T20:31Z
EPSS history
Timeline
  • 30 JAN 20:31Z
    MediaElement.js – HTML5 Video & Audio Player <= 4.2.8 - Contributor+ Stored XSS via Shortcode
    cvelistv5