CVE-2025-7573 LB-LINK BL-WR9000 lighttpd.cgi bs_GetManPwd information disclosure
Remote attackers can exploit a flaw in the lighttpd.cgi interface to disclose management passwords, affecting multiple LB-LINK router models.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-7573?
CVE-2025-7573 is a medium-severity vulnerability in LB-LINK BL-AC1900, published on 14 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability, which was classified as critical, has been found in LB-LINK BL-AC1900, BL-AC2100_AZ3, BL-AC3600, BL-AX1800, BL-AX5400P and BL-WR9000 up to 20250702. This issue affects the function bs_GetManPwd in the library libblinkapi.so of the file /cgi-bin/lighttpd.cgi. The manipulation leads to information disclosure. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2025-7573?
How do I fix CVE-2025-7573?
No fix has been published for CVE-2025-7573 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-7573 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7573 exists.
Sources
Also known as GHSA-j64w-4gch-fqf7.