CVE-2026-22153 — Authentication Bypass by Primary Weakness in Fortinet Fortios

CWE-305 — Authentication Bypass by Primary Weakness5 documents5 sources

Severity

8.1HIGHNVD

EPSS

0.1%

top 81.76%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Fortinet Fortios

Timeline

PublishedFeb 10

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.

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9

Affected Packages2 packages

▶NVDfortinet/fortios7.6.0 — 7.6.5

▶CVEListV5fortinet/fortios7.6.0 — 7.6.4

🔴Vulnerability Details

GHSA

GHSA-p2r3-58qh-phf8: An Authentication Bypass by Primary Weakness vulnerability [CWE-305] vulnerability in Fortinet FortiOS 7↗2026-02-10

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CVEList

CVE-2026-22153: An Authentication Bypass by Primary Weakness vulnerability [CWE-305] vulnerability in Fortinet FortiOS 7↗2026-02-10

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📋Vendor Advisories

Fortinet

LDAP authentication bypass in Agentless VPN and FSSO↗2026-02-10

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🕵️Threat Intelligence

Wiz

CVE-2026-22153 Impact, Exploitability, and Mitigation Steps | Wiz↗

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