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CVE-2020-26693: A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_mo...
CVE-2020-26693 · published 5 years ago
Summary
A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| pfsense | pfsense |
2.4.5 cpe:2.3:a:pfsense:pfsense:2.4.5:p1:*:*:*:*:*:* |
Original advisory text
A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_mo...
A stored cross-site scripting (XSS) vulnerability was discovered in pfSense 2.4.5-p1 which allows an authenticated attacker to execute arbitrary web scripts via exploitation of the load_balancer_monitor.php function.
References
- https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b25... Patch Third Party Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker partial control (estimated)
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published1 Jun 2021
Updated20 Oct 2026
First seen29 Sep 2026
Sources
CVE-2020-26693 · NVD
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