Horde before 2.2.4 allows remote malicious web sites to steal session IDs and read or create arbitrary email by stealing the ID from a referrer URL.
http://marc.info/?l=bugtraq&m=106252836330987&w=2
http://marc.info/?l=bugtraq&m=106081310531567&w=2
Source: Mitre, NVD
Published: 2003-10-20
Updated: 2026-06-16
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: High
EPSS: 0.00413