CVE-2026-48548 — Nagios Core CSRF via cmd.cgi
Nagios Core before 4.5.12 contains a cross-site request forgery vulnerability in cmd.cgi where the CSRF protection mechanism passes validation when the NagFormId cookie is absen…
Published: 2026-08-26 · CVSS: 6.9 · CVSS 4.0
Nagios Core before 4.5.12 contains a cross-site request forgery vulnerability in cmd.cgi where the CSRF protection mechanism passes validation when the NagFormId cookie is absent. Attackers can craft a malicious cross-site POST request to execute arbitrary Nagios commands as a currently authenticated user without their knowledge or consent.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7