Medium (5.4) in o-dyn collabtive. EPSS 0.4% chance of exploitation in the next 30 days.
Collabtive 3.1 is vulnerable to Cross-Site Scripting (XSS) via the name parameter in (a) file tasklist.php under action = add/edit and in (b) file admin.php under action = adduser/edituser.
Severity
CVSS 3.1
5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-31)