Medium (5.4) in latest posts on profile project latest posts on profile. EPSS 1.6% chance of exploitation in the next 30 days.
The "Latest Posts on Profile" plugin 1.1 for MyBB has XSS because there is an added section in a user profile that displays that user's most recent posts without sanitizing the tsubject (aka thread subject) field.
Severity
CVSS 3.0
5.4 medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)