CVE-2021-43071

8.8 highEPSS 1.3%

High (8.8) in fortinet fortiweb. EPSS 1.3% chance of exploitation in the next 30 days.

A heap-based buffer overflow in Fortinet FortiWeb version 6.4.1 and 6.4.0, version 6.3.15 and below, version 6.2.6 and below allows attacker to execute unauthorized code or commands via crafted HTTP requests to the LogReport API controller.

Severity

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-12-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortiweb

References

https://fortiguard.com/advisory/FG-IR-21-188
https://fortiguard.com/advisory/FG-IR-21-188

Check your stack JSON