4.2Medium

Fortinet Fortios

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, FortiOS 7.0.0 through 7.0.13 allows attacker to execute unauthorized code or commands via phishing SAML authentication link.

What this means for your business

  • It affects Fortinet Fortios. It matters if your company, or a supplier that handles your data, runs it.
  • An attacker can use it remotely, over a network, without a login, but only after tricking someone into an action such as opening a file or a link.

What to do

  1. 1Check whether your company or your suppliers run Fortinet Fortios, and which version. The affected versions are listed further down this page.
  2. 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.

Not sure if your company is exposed?

Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.

Scoring

CVSS
4.2 (v3.1)
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-384
Assigned by
psirt@fortinet.com

Dates

Published
2024-11-12
Last modified
2026-08-24
Sources
NVD

Affected products

  • Fortinet Fortios7.0.0 - 7.0.14, 7.2.0 - 7.2.8, 7.4.0 - 7.4.4

As listed in the NVD configuration data. Not a statement about your estate.

References