high7.4
CVE-2026-48551
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Nagios | Nagios Core | before 4.5.14 |
Versions were read from the advisory text. No structured product data has been published for this record yet.