#VU123705 Stack-based buffer overflow in FortiWeb - CVE-2026-30897

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Main Vulnerability Database Vulnerabilities #VU123705

#VU123705 Stack-based buffer overflow in FortiWeb - CVE-2026-30897

Published: March 10, 2026


Vulnerability identifier: #VU123705
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-30897
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
FortiWeb
Software vendor:
Fortinet, Inc

Description

The vulnerability allows a remote privileged user to execute arbitrary code.

The vulnerability exists due to stack-based buffer overflow in API. A remote authenticated attacker who can bypass stack protection and aslr can execute arbitrary code or commands via crafted HTTP requests.


Remediation

Install update from vendor's website.

External links