Fortinet FortiOS - Open Redirect/Cross-Site Scripting

FortiOS Web User Interface in 5.0.x before 5.0.13, 5.2.x before 5.2.3, and 5.4.x before 5.4.0 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks or cross-site scripting attacks via the "redirect" parameter to "login." id: CVE-2016-3978 info: name: Fortin...

FortiOS 5.4.0 to 5.6.0 - Cross-Site Scripting

A Cross-Site Scripting vulnerability in Fortinet FortiOS versions 5.4.0 through 5.4.4 and 5.6.0 allows attackers to execute unauthorized code or commands via the filter input in "Applications" under FortiView. id: CVE-2017-3131 info: name: FortiOS 5.4.0 to 5.6.0 - Cross-Site Scripting author:...

Fortinet - Authentication Bypass

Fortinet FortiOS is vulnerable to an information disclosure via service-worker.js that could allow an attacker to access sensitive information.This vulnerability affects FortiOS and could potentially lead to unauthorized access to the system. id: CVE-2024-55591 info: name: Fortinet - Authenticati...

Fortinet FortiOS < 5.6.0 - Cross-Site Scripting

A Cross-Site Scripting vulnerability in Fortinet FortiOS versions 5.6.0 and earlier allows attackers to Execute unauthorized code or commands via the action input during the activation of a FortiToken. id: CVE-2017-3132 info: name: Fortinet FortiOS 5.6.0 - Cross-Site Scripting author: ritikchaddh...

Fortinet FortiOS < 5.6.0 - Cross-Site Scripting

A Cross-Site Scripting vulnerability in Fortinet FortiOS versions 5.6.0 and earlier allows attackers to execute unauthorized code or commands via the Replacement Message HTML for SSL-VPN. id: CVE-2017-3133 info: name: Fortinet FortiOS 5.6.0 - Cross-Site Scripting author: ritikchaddha severity:...

Fortinet FortiOS Exposure of Sensitive Information to an Unauthorized Actor Vulnerability

Fortinet FortiOS contains an exposure of sensitive information to an unauthorized actor vulnerability. This may allow a remote unauthenticated attacker to bypass the patch developed for the symbolic link persistency mechanism observed in some post-exploit cases, via crafted HTTP requests. An...

VulnCheck KEV: CVE-2025-68686

An Exposure of Sensitive Information to an Unauthorized Actor vulnerability CWE-200 vulnerability in Fortinet FortiOS 7.6.0 through 7.6.1, FortiOS 7.4.0 through 7.4.6, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow a remote unauthenticated attacker to bypas...

VulnCheck KEV: CVE-2025-62631

An insufficient session expiration vulnerability CWE-613 vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions allows attacker to maintain access to network resources via an active SSLVPN session not terminated after a user's passwor...

Vulnerabilities exist in several Fortinet products

Fortinet has identified vulnerabilities in several versions of FortiSIEM Windows Agent and general product versions, FortiOS, FortiPAM, and FortiProxy. One vulnerability exists in the FortiSIEM Windows Agent versions 7.4.0 through 7.4.1 with the identifier CVE-2026-59841. This vulnerability allow...

CVE-2025-43892

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitti...

CVE-2026-59840

Fortinet FortiOS (7.6.0–7.6.2, 7.4.0–7.4.8, 7.2 all) and FortiProxy (7.6.0–7.6.5, 7.4.0–7.4.13, 7.2 all) are affected by a buffer over-read that may lead to information disclosure. Root cause described as a buffer over-read affecting multiple Fortinet products; the exact attack vector is not spec...

CVE-2025-43892

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitti...

CVE-2025-43892

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitti...

CVE-2025-43892

Fortinet FortiOS is affected by CVE-2025-43892: a buffer over-read in FortiOS 7.6.0–7.6.2, 7.4.0–7.4.8, and 7.2 all versions. An authenticated remote attacker could cause the device to return a portion of memory in the redirect response by submitting a specially crafted request. The CVSSv3.1 vect...

CVE-2026-59840

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0 through 7.6.5, FortiProxy 7.4.0 through 7.4.13, FortiProxy 7.2 all versions, FortiProxy 7.0 all...

CVE-2026-59840

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0 through 7.6.5, FortiProxy 7.4.0 through 7.4.13, FortiProxy 7.2 all versions, FortiProxy 7.0 all...

CVE-2025-43892

A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an authenticated remote attacker to return a portion of device memory in the redirect response via submitti...

CVE-2026-23573

Technical details for CVE-2026-23573 are not publicly available in the provided documents. Monitor for updates from Fortinet PSIRTs and NVD for affected products and fixes.

CVE-2026-59839

CVE-2026-59839 describes a path traversal vulnerability: improper limitation of a pathname to a restricted directory in Fortinet products, affecting FortiOS (versions 7.6.0–7.6.6, 7.4.0–7.4.9, 7.2.x, 7.0.x, 6.4.x), FortiPAM (1.8.0 down to 1.0, all 1.x releases), and FortiProxy (7.6.0–7.6.5, 7.4–7...

CVE-2025-62675

The CVE-2025-62675 entry concerns an issue described as an Improper Neutralization of CRLF Sequences in HTTP Headers (HTTP Response Splitting) in Fortinet FortiOS and FortiProxy products. Affected versions are FortiOS 7.6.0–7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiProxy 7.6...