CVE-2026-48551 — Nagios Core / XI CSRF Protection Bypass via Double-Submit Cookie
Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply m…
Published: 2026-08-12 · CVSS: 6.1 · CVSS 4.0
Nagios Core before 4.5.14 and Nagios XI before 2026R1.7 contain a cross-site request forgery protection bypass via a self-supplied double-submit cookie. An attacker can supply matching cookie and request parameter values to bypass CSRF protection, enabling unauthenticated attackers to run commands as authorized users via malicious links.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7