Medium severity4.3NVD Advisory· Published Dec 8, 2021· Updated Jun 17, 2026
CVE-2021-43064
CVE-2021-43064
Description
A url redirection to untrusted site ('open redirect') 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 use the device as a proxy and reach external or protected hosts via redirection handlers.
Affected products
5FortiWeb 6.4.1, 6.4.0, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0+ 4 more
- (no CPE)range: FortiWeb 6.4.1, 6.4.0, 6.3.15, 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
- (no CPE)range: 6.4.1, 6.4.0, 6.3.15 and below, 6.2.6 and below
- cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*range: >=6.2.0,<=6.2.6
- cpe:2.3:a:fortinet:fortiweb:6.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:fortinet:fortiweb:6.4.1:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
1- fortiguard.com/advisory/FG-IR-21-168nvdPatchVendor Advisory
News mentions
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