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CVE-2023-50176

A session fixation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.3, FortiOS 7.2.0 through 7.2.7, FortiO…

Severity
High8.8CVSS 3.1, High
Known exploited
Not listed
Exploit prediction
0.40%
Published
12 Nov 2024Updated 24 Aug 2026 · Last verified 29 Sept 2026

Known remediation

Fixed releases per branch, as the vendor states them. Patcharo never infers a fix.

  • Fortinet FortiOS

    Vendor advisory
    • 7.4Fixed after 7.4.3
    • 7.2Fixed after 7.2.7
    • 7.0Fixed after 7.0.13

Workaround / Vendor remediation

Vendor remediation · FortiOS

Upgrade to FortiOS version 7.4.4 or above Upgrade to FortiOS version 7.2.8 or above

Description

Title, description and vendor guidance are quoted from the source records.

A session fixation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.3, FortiOS 7.2.0 through 7.2.7, FortiOS 7.0.0 through 7.0.13 allows attacker to execute unauthorized code or commands via phishing SAML authentication link.

Weakness: CWE-384

Known exploited

Not listed in CISA KEV as of the last check.

Exploit prediction

0.40% probability of exploitation in the next 30 days (percentile 32%).

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What the source states, per branch

Versions matched by Patcharo

Fortinet FortiOSSource: Fortinet (CVE record)

BranchAffectedFixed in
7.4
7.4.0 – 7.4.3
Fixed after 7.4.3
7.2
7.2.0 – 7.2.7
Fixed after 7.2.7
7.0
7.0.0 – 7.0.13
Fixed after 7.0.13

Versions not listed are stated unaffected by the vendor.

References

Provenance

Every fact on this page comes from the sources below. Nothing is written by an AI.

Fortinet (CVE record)
Fortinet (CVE record) · 29 Sept 2026 at 06:17 UTC · Parser patcharo-cve5/1.1.0
NVD
NVD · 27 Sept 2026 at 23:44 UTC · Parser patcharo-nvd/1.0.0
FIRST EPSS
FIRST EPSS · 30 Sept 2026 at 00:17 UTC · Parser patcharo-epss/1.0.0

Last verified: 29 Sept 2026 at 06:17 UTC