CVE-2026-28281

HIGH
2026-03-10 [email protected]
7.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Mar 10, 2026 - 17:38 nvd
HIGH 7.1

Tags

CSRF Instantcms

Description

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.

Analysis

InstantCMS is a free and open source content management system. versions up to 2.18.1 is affected by cross-site request forgery (csrf) (CVSS 7.1).

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Remediation

Within 24 hours: Identify all InstantCMS instances in your environment and document current versions. Within 7 days: Subscribe to InstantCMS security advisories and monitor for patch availability; implement compensating controls listed below. …

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Priority Score

36
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +36
POC: 0

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CVE-2026-28281 vulnerability details – vuln.today
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