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EUVD-2026-160551

2026-10-08T18:47:07.666025+00:00

EUVD-2026-160551

fkie_cve-2023-46745

2026-10-08T18:47:07.666063+00:00

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems. In affected versions the login method has no rate limit. An attacker may be able to leverage this vulnerability to gain access to user accounts. This issue has been addressed in version 23.11.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

GHSA-rq42-58qf-v3qx — LibreNMS vulnerable to rate limiting bypass on login page

2026-10-08T18:47:07.666098+00:00

Affected: Packagist: librenms/librenms

### Summary Application is using two login methods and one of them is using GET request for authentication. There is no rate limiting security feature at GET request or backend is not validating that.

### PoC Go to /?username=admin&password=password&submit= Capture request in Burpsuite intruder and add payload marker at password parameter value. Start the attack after adding your password list We have added 74 passwords Check screenshot for more info

### Impact An attacker can Bruteforce user accounts and using GET request for authentication is not recommended because certain web servers logs all requests in old logs which can also store victim user credentials.

gsd-2023-46745

2026-10-08T18:47:07.666135+00:00

gsd-2023-46745