CVE-2026-126256
Fortinet FortiOS Out-of-Bounds Read Vulnerability
Description
A out-of-bounds read vulnerability in Fortinet FortiOS 8.0.0 through 8.0.1, FortiOS 7.6.0 through 7.6.7, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiOS 7.0 all versions may allow a remote privileged attacker to execute arbitrary code or command via crafted paquets.
INFO
Published Date :
Nov. 11, 2026, 9:31 p.m.
Last Modified :
Nov. 11, 2026, 9:31 p.m.
Remotely Exploit :
Yes !
Source :
fortinet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 6abe59d8-c742-4dff-8ce8-9b0ca1073da8 |
Solution
- Update FortiOS to a non-vulnerable version.
- Apply vendor patches when available.
- Restrict access from untrusted networks.
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CVE-2026-126256 vulnerability anywhere in the article.