CVE-2023-53948 CRITICAL

CVE-2023-53948: Lilac-Reloaded for Nagios 2.0.8 Remote Code Execution via Autodiscovery

Vendor Cat03
Product Lilac-Reloaded
Weakness CWE-78
Published December 19, 2025
Last update April 7, 2026

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Lilac-Reloaded for Nagios 2.0.8 contains a remote code execution vulnerability in the autodiscovery feature that allows attackers to inject arbitrary commands. Attackers can exploit the lack of input filtering in the nmap_binary parameter to execute a reverse shell by sending a crafted POST request to the autodiscovery endpoint.

Key dates

02Disclosure timeline

December 19, 2025 CVE published
April 7, 2026 Record updated