CVE-2021-26087
Last modified
CVE-2021-26087 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. An improper neutralization of input during web page generation in FortiWLC version 8.6.0, version 8.5.3 and below, version 8.4.8 and below, version 8.3.3 web interface may allow both authenticated remote attackers and non-authenticated attackers in the same network as the appliance to perform a stored cross site scripting attack (XSS) via injecting malicious payloads in different locations.. EPSS estimates a 0.31% chance of exploitation in the next 30 days.
Description
An improper neutralization of input during web page generation in FortiWLC version 8.6.0, version 8.5.3 and below, version 8.4.8 and below, version 8.3.3 web interface may allow both authenticated remote attackers and non-authenticated attackers in the same network as the appliance to perform a stored cross site scripting attack (XSS) via injecting malicious payloads in different locations.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fortinet | Fortiwlc | >= 8.4.0, <= 8.4.2 |
| Fortinet | Fortiwlc | >= 8.4.4, < 8.5.4 |
| Fortinet | Fortiwlc | 8.3.3 |
| Fortinet | Fortiwlc | 8.6.0 |
References
- https://fortiguard.fortinet.com/psirt/FG-IR-20-137Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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