CVE-2020-26693

5.4 mediumEPSS 5.3%

Medium (5.4) in pfsense pfsense. EPSS 5.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 5.3% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-06-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

pfsense:pfsense

References

https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c
https://github.com/pfsense/pfsense/commit/a220a22a8c05c10a7b875ac6b565f2c4fe7b251c

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