CVE-2026-22153

HIGH
2026-02-10 [email protected]
8.1
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 10, 2026 - 16:16 nvd
HIGH 8.1

Tags

Fortinet Fortigate Ldap Authentication Bypass Fortios

Description

An Authentication Bypass by Primary Weakness vulnerability [CWE-305] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4 may allow an unauthenticated attacker to bypass LDAP authentication of Agentless VPN or FSSO policy, when the remote LDAP server is configured in a specific way.

Analysis

Fortios versions up to 7.6.4 contains a vulnerability that allows attackers to an unauthenticated attacker to bypass LDAP authentication of Agentless VPN or FS (CVSS 8.1).

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Remediation

Within 24 hours: Identify all Fortios deployments running versions 7.6.4 or earlier and document affected systems; disable Agentless VPN and FS LDAP authentication if not operationally critical, or restrict VPN access to specific IP ranges only. Within 7 days: Implement enhanced monitoring and logging on all affected Fortios devices to detect suspicious authentication attempts; contact Fortinet for patch timeline and interim mitigation guidance. …

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Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +40
POC: 0

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CVE-2026-22153 vulnerability details – vuln.today
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