CVE-2026-119424
OPNsense core before 26.7.8 contains a configuration line injection vulnerability that allows…
- Risk score
- 41/100
- CVSS
- 6.8 v3.1
- Published
- 30 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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…
- Affected
- See advisory
- Fix
- Upgrade the product to 26.7.8 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 6.8 medium
References
- 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
Original 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.
Last activity 30 Oct 2026. Patch Forecast updates every hour.