CVE-2021-41017

8.8 highEPSS 2.0%

High (8.8) in fortinet fortiweb. EPSS 2.0% chance of exploitation in the next 30 days.

Multiple heap-based buffer overflow vulnerabilities in some web API controllers of FortiWeb 6.4.1, 6.4.0, and 6.3.0 through 6.3.15 may allow a remote authenticated attacker to execute arbitrary code or commands via specifically crafted HTTP requests.

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: 2.0% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-12-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortiweb

References

https://fortiguard.com/advisory/FG-IR-21-160
https://fortiguard.com/advisory/FG-IR-21-160

Check your stack JSON