CVE-2026-78849

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-04 · updated 2026-09-14
Weakness: CWE-79

Description

Cross Site Scripting vulnerability in Netgate pfSense Plus software versions <= 26.03 pfSense CE software versions <= 2.8.1 allows a remote attacker to execute arbitrary code via the captive_portal_status.widget.php file

References

https://docs.netgate.com/downloads/pfSense-SA-26_05.webgui.asc
https://redmine.pfsense.org/issues/16773
https://redmine.pfsense.org/attachments/6991

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