Insoshi before 20080920 does not properly restrict the use of a hash to provide values for a model's attributes, which allows remote attackers to set the ForumPost user_id value via a modified URL, related to a "mass assignment" vulnerability.
Source: Mitre, NVD
Published: 2012-04-05
Updated: 2026-06-16
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/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:N/I:H/A:N
Severity: High
EPSS: 0.00243