admin/manage_users.php in TotalCalendar 2.4 does not require administrative authentication, which allows remote attackers to change arbitrary passwords via the newPW1 and newPW2 parameters.
http://www.exploit-db.com/exploits/8496
http://secunia.com/advisories/34824
Source: Mitre, NVD
Published: 2010-07-12
Updated: 2026-06-16
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical
EPSS: 0.01543