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VULNERABILITIES

CVE-2026-119424 Details

Description

OPNsense core before 26.7.8 contains a configuration line injection vulnerability that allows authenticated users with wireless-edit privilege to inject directives by embedding CR/LF characters in WPA fields. Attackers can place newlines in wpa.identity, wpa.passphrase, or RADIUS shared secrets to append arbitrary wpa_supplicant or hostapd directives loaded by root-run daemons.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:6.8 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://abraxaslabs.tech/research/opnsense-wlan-wpa-line CISA-ADP
https://abraxaslabs.tech/research/opnsense-wlan-wpa-line [email protected]
https://github.com/opnsense/core [email protected]
https://github.com/opnsense/core/blob/26.7.7/src/etc/inc/interfaces.inc#L1901 [email protected]
https://github.com/opnsense/core/blob/26.7.7/src/opnsense/mvc/app/models/OPNsense/Interfaces/Wlan.xml#L185 [email protected]

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-93Improper Neutralization of CRLF Sequences ('CRLF Injection')[email protected]

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-2026-119424
NVD Published Date:
Oct 30, 2026
NVD Last Modified:
Nov 5, 2026
Source:
[email protected]
CVE-2026-119424 Details - Not Deferred