CVE-2021-47905CWE-79

MyBB Delete Account Plugin 1.4 - Cross-Site Scripting

Medium · published January 23, 2026

CVSS v4.0
5.1
EPSS
0%
Percentile
15.1
In the wild
Unconfirmed
What it is

MyBB Delete Account Plugin 1.4 contains a cross-site scripting vulnerability in the account deletion reason input field. Attackers can inject malicious scripts that will execute in the admin interface when viewing delete account reasons.

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
0.00247 · 15.1th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-01-23T16:47Z
EPSS history
Timeline
  • 23 JAN 16:47Z
    MyBB Delete Account Plugin 1.4 - Cross-Site Scripting
    cvelistv5