CVE-2018-25249CWE-79

MyBB My Arcade Plugin 1.3 Persistent XSS via Comment

Medium · published April 4, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
16.1
In the wild
Unconfirmed
What it is

MyBB My Arcade Plugin 1.3 contains a persistent cross-site scripting vulnerability that allows authenticated users to inject malicious scripts through arcade game score comments. Attackers can add crafted HTML and JavaScript payloads in the comment field that execute when other users view or edit the comment.

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
0.00254 · 16.1th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-04-04T13:51Z
EPSS history
Timeline
  • 04 APR 13:51Z
    MyBB My Arcade Plugin 1.3 Persistent XSS via Comment
    cvelistv5