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CVE-2026-48551

Nagios Core / XI CSRF Protection Bypass via Double-Submit Cookie PUBLISHED

Description (CNA)

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 (CNA)

Vendor / productVersions
Nagios Enterprises, LLC. / Nagios Coreaffected 0 before 4.5.14
Nagios Enterprises, LLC. / Nagios XIaffected 0 before 2026R1.7

CWE

CWE-352

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.