CVE-2023-53904CWE-79

Xenforo 2.2.13 Authenticated Stored Cross-Site Scripting via Smilie Categories

Medium · published December 17, 2025

CVSS v4.0
5.1
EPSS
0%
Percentile
18.1
In the wild
Unconfirmed
What it is

Xenforo 2.2.13 contains a stored cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts through the smilie category title parameter. Attackers can create a smilie category with a malicious script that will execute when the admin panel is loaded, potentially enabling further client-side attacks.

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:L/VI:L/VA:N/SC:L/SI:L/SA:N
EPSS
0.00269 · 18.1th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2025-12-17T22:44Z
EPSS history
Timeline
  • 17 DEC 22:44Z
    Xenforo 2.2.13 Authenticated Stored Cross-Site Scripting via Smilie Categories
    cvelistv5