CVE-2026-78849CWE-79cross-site-scripting

CVE-2026-78849

Medium · published September 4, 2026

CVSS v3.1
5.4
EPSS
1%
Percentile
42.0
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00501 · 42.0th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-09-04T21:16Z
References (3)
https://docs.netgate.com/downloads/pfSense-SA-26_05.webgui.asc · [email protected]https://redmine.pfsense.org/issues/16773 · [email protected]https://redmine.pfsense.org/attachments/6991 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 00:00Z
    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…
    cvelistv5