CVE-2026-26682

HIGH
2026-02-26 [email protected]
7.8
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Mar 03, 2026 - 20:06 vuln.today
Public exploit code
CVE Published
Feb 26, 2026 - 18:23 nvd
HIGH 7.8

Tags

Java Fastcms

Description

An issue in fastCMS before v.0.1.6 allows a local attacker to execute arbitrary code via the PluginController.java component

Analysis

Fastcms versions prior to 0.1.6 contain a code injection vulnerability in the PluginController component that allows local attackers with user-level privileges to execute arbitrary code with full system compromise. Public exploit code exists for this vulnerability, and no patch is currently available. …

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Remediation

Within 24 hours: Inventory all systems running fastCMS and identify affected versions below 0.1.6; disable plugin functionality if operationally feasible and implement access controls restricting local system access. Within 7 days: Evaluate upgrade feasibility to v0.1.6 or later; establish a patching timeline with business stakeholders and begin testing in non-production environments. …

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Priority Score

59
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: +20

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CVE-2026-26682 vulnerability details – vuln.today
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