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VULNERABILITIES

CVE-2026-78902 Details

Description

Cross Site Scripting vulnerability in Netgate pfSense 26.03.1-RELEASE allows an attacker to execute arbitrary code via the pfBlockerNG package

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.netspi.com/blog/technical-blog/web-application-pentesting/cve-2026-78902-xss-to-rce-in-pfsense-with-one-dns-request/ CISA-ADP
https://www.netspi.com/blog/technical-blog/web-application-pentesting/cve-2026-78902-xss-to-rce-in-pfsense-with-one-dns-request/ [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')CISA-ADP

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-78902
NVD Published Date:
Sep 25, 2026
NVD Last Modified:
Sep 25, 2026
Source:
[email protected]
CVE-2026-78902 Details - Not Deferred