CVE-2026-48548

Published: Ago 26, 2026 Last Modified: Ago 26, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,9
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: active
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: none
Integrity: high
Availability: none

Description

AI Translation Available

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.

352

Cross-Site Request Forgery (CSRF)

Stable
Abstraction: Compound Structure: Composite
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability Non-Repudiation Access Control
Potential Impacts:
Gain Privileges Or Assume Identity Bypass Protection Mechanism Read Application Data Modify Application Data Dos: Crash, Exit, Or Restart
Applicable Platforms
Technologies: Web Based, Web Server
Likelihood of Exploit: Medium
View CWE Details
https://github.com/NagiosEnterprises/nagioscore/blob/master…
https://github.com/NagiosEnterprises/nagioscore/blob/master/Changelog
https://www.nagios.com/security-disclosures/nagios-core/
https://www.nagios.com/security-disclosures/nagios-core/
https://www.vulncheck.com/advisories/nagios-core-csrf-via-c…
https://www.vulncheck.com/advisories/nagios-core-csrf-via-cmd-cgi