CVE-2026-24640

A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiW

Severity
Medium 5.9
CVSS 3.1
Exploited
Not listed
EPSS
0.006
48.9th percentile
Discovered by
Third party
Vendor advisory field
Published
Mar 10, 2026
Assigned by fortinet

Description

A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4 all versions, FortiWeb 7.2 all versions, FortiWeb 7.0.2 through 7.0.12 may allow a remote authenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands via crafted HTTP requests.

Weakness: CWE-121

Affected products

Vendor Product Category Matched by
Fortinet FortiWeb Web & Application Security cna-assigner
Vendor-reported products (1)
  • Fortinet · FortiWeb

Credit

Fortinet is pleased to thank Sina Kheirkhah (SinSinology) of watchTowr (watchTowrcyber) for reporting this vulnerability under responsible disclosure.

Vendor remediation

Upgrade to FortiWeb version 8.0.3 or above Upgrade to FortiWeb version 7.6.7 or above

Something wrong here?