Medium (6.1). EPSS 0.4% chance of exploitation in the next 30 days.
A Stored XSS vulnerability in forum reward comments in GazellePW (GazellePosterWall) commit 86c4bedf727691b5a97af42a4864869d18446449 allows remote attackers to inject arbitrary JavaScript via the c parameter in /forums.php?action=ajax_get_jf which is later rendered in the data-tooltip attribute in /forums.php?action=viewthread and interpreted as HTML by the Tooltipster configuration.
Severity
CVSS 3.1
6.1 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 34% of CVEs (scores of 2026-10-31)