Vulnerability in Fortinet Fortiwlc

CVE-2021-22126

A use of hard-coded password vulnerability in FortiWLC version 8.5.2 and below, version 8.4.8 and below, version 8.3.3 to 8.3.2, version 8.2.7 to 8.2.6 may allow a local, authenticated attacker to connect to the managed Access Point (Meru AP and FortiAP-U) as root using the default hard-coded username and password.

EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22126?
CVE-2021-22126 is a medium-severity vulnerability in Fortinet Fortiwlc, classified under Improper Access Control. CVSS score: 6.7/10. Published 2025-03-17.
How severe is CVE-2021-22126?
Medium severity. CVSS v3 base score is 6.7 out of 10.