PT-2026-58075 · Fortinet · Fortios+2

Published 2026-07-14 · Updated 2026-07-15 · CVE-2026-59837

Positive Technologies (AI Summary)

CVSS v3.1

6.6

Medium

Base vector

AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions FortiOS versions 7.4.0 through 7.4.1 FortiOS versions 7.2.x FortiPAM versions 1.0 through 1.8.2 FortiProxy versions 7.4.0 through 7.4.13 FortiProxy versions 7.2.x

Description A stack-based buffer overflow occurs when a privileged authenticated attacker sends crafted HTTP requests. This issue may allow the execution of arbitrary code or commands if the attacker can bypass Address Space Layout Randomization (ASLR), a security technique that randomly arranges the address space positions of key data areas of a process, and stack protection. Real-world activities targeting these products have been identified.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2026-59837

Affected Products

Fortios

Fortipam

Fortiproxy

References · 3

• https://fortiguard.fortinet.com/psirt/FG-IR-26-148 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-59837 · Security Note
• https://twitter.com/vuldb/status/2077335679680618858 · Twitter Post