No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.
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.
Exploits & detection
No public PoC or detection template found yet.
Timeline
- Published: 30 Oct 2026
- Last modified upstream: 05 Nov 2026
Sources & licenses
- CVE / CVSS / CWE
- NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
- Exploitation
- CISA KEV (CC0) · EPSS by FIRST.org
- References used for the analysis
- https://abraxaslabs.tech/research/opnsense-wlan-wpa-line
- https://github.com/opnsense/core
- https://github.com/opnsense/core/blob/26.7.7/src/etc/inc/interfaces.inc#L1901
- https://github.com/opnsense/core/blob/26.7.7/src/opnsense/mvc/app/models/OPNsense/Interfaces/Wlan.xml#L185
- https://github.com/opnsense/core/commit/3bbd714b4c4b60f164e2e908501f208d3eadf645
- https://github.com/opnsense/core/commit/9f1eac0f9bdf705766ab61f9d62b9d55757fd0da
- https://www.vulncheck.com/advisories/opnsense-before-26.7.8-wireless-wpa-configuration-line-injection-via-identity
- https://abraxaslabs.tech/research/opnsense-wlan-wpa-line
- Analysis, summary and remediation
- © VulnCrest