Vulnerability · Published Jan 27, 2026 · Assigned by CERT-PL

CVE-2025-12386Missing Authentication for Critical Endpoint in Pix-Link LV-WR21Q

Medium 6.9

In plain English

A medium-severity missing authentication in LV-WR21Q from Pix-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).

Severity (CVSS 4.0)6.9Medium

Exploit odds (30 days)0.8%top 43.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Pix-Link LV-WR21Q does not enforce any form of authentication for endpoint /goform/getHomePageInfo. Remote unauthenticated attacker is able to use this endpoint to e.g: retrieve cleartext password to the access point. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version V108_108 was tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.

Affected products (as reported)

Vendor	Product	Versions
Pix-Link	LV-WR21Q	V108_108
Pix-Link	WR21Q	V108_108

Weakness: CWE-306 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

References

https://cert.pl/en/posts/2026/01/CVE-2025-12386 third-party-advisory
https://www.pix-link.com/lv-wr21q product
https://github.com/wcyb/security_research exploit