SB2026031083 - NULL pointer dereference in FortiWeb
Published: March 10, 2026
Security Bulletin ID
SB2026031083
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2026-24641)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote privileged user to perform service disruption.
The vulnerability exists due to null pointer dereference in Anti-Defacement feature. An authenticated attacker can crash the HTTP daemon via crafted HTTP requests.
Remediation
Install update from vendor's website.