CVE-2026-28281
High · 7.1CVSS
7.1
EPSS
0.2%
Published
Mar 10, 2026
CISA due date
—
The record
InstantCMS is a free and open source content management system. Prior to 2.18.1, InstantCMS does not validate CSRF tokens, which allows attackers grant moderator privileges to users, execute scheduled tasks, move posts to trash, and accept friend requests on behalf of the user. This vulnerability is fixed in 2.18.1.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
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