CVE-2026-33457

Livestatus injection in the prediction graph page in Checkmk 2.5.0b4, 2.4.0p26, and 2.3.0p47 allows an authenticated user to inject arbitrary Livestatus commands via a crafted service name parameter due to insufficient sanitization of the service description value...

CVE-2026-33456

Livestatus injection in the notification test mode in Checkmk 2.5.0b4 and 2.4.0p26 allows an authenticated user with access to the notification test page to inject arbitrary Livestatus commands via a crafted service description...

CVE-2026-33456 Potential livestatus injection in notification test

Livestatus injection in the notification test mode in Checkmk 2.5.0b4 and 2.4.0p26 allows an authenticated user with access to the notification test page to inject arbitrary Livestatus commands via a crafted service description...

CVE-2026-33456 Potential livestatus injection in notification test

Livestatus injection in the notification test mode in Checkmk 2.5.0b4 and 2.4.0p26 allows an authenticated user with access to the notification test page to inject arbitrary Livestatus commands via a crafted service description...

CVE-2026-33456

Summary of CVE-2026-33456 : A Livestatus injection vulnerability exists in Checkmk’s notification test mode for versions before 2.5.0b4 and before 2.4.0p26. An authenticated user who can access the notification test page can inject arbitrary Livestatus commands via a crafted service description. ...

PT-2026-31900

Name of the Vulnerable Software and Affected Versions Checkmk versions prior to 2.5.0b4, prior to 2.4.0p26, and prior to 2.3.0p47 Description A flaw exists in Checkmk that allows an authenticated user to inject arbitrary Livestatus commands. This occurs through insufficient sanitization of the...

Checkmk 安全漏洞

Checkmk is an IT monitoring platform developed by Checkmk Corporation. Versions of Checkmk prior to 2.5.0b4 and 2.4.0p26 contained security vulnerabilities. These vulnerabilities stemmed from Livestatus injection during notification testing modes, allowing authenticated users to inject arbitrary...

CVE-2026-3466

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking a...

EUVD-2026-19605

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0b3 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking...

UBUNTU-CVE-2026-3466

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking a...

CVE-2026-3466

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking a...

CVE-2025-39666 omd: Local privilege escalation when executing omd commands as root

Local privilege escalation in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0b3 allows a site user to escalate their privileges to root, by manipulating files in the site context that are processed when the omd administrative...

CVE-2026-3466 Cross-site scripting in dashlet title

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking a...

CVE-2026-3466

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0b3 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking...

CVE-2026-3466 Cross-site scripting in dashlet title

Insufficient sanitization of dashboard dashlet title links in Checkmk 2.2.0 EOL, Checkmk 2.3.0 before 2.3.0p46, Checkmk 2.4.0 before 2.4.0p25, and Checkmk 2.5.0 beta before 2.5.0 allows an attacker with dashboard creation privileges to perform stored cross-site scripting XSS attacks by tricking a...

Checkmk 安全漏洞

Checkmk is an IT monitoring platform developed by Checkmk Corporation. Vulnerabilities exist in versions of Checkmk prior to 2.2.0, 2.3.0p46, 2.4.0p25, and 2.5.0b3. These vulnerabilities stem from insufficient cleanup of title links in dashboard widgets. An attacker with permission to create...

CVE-2026-24097

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows authenticated users to enumerate existing hosts by observing different HTTP response codes in agent-receiver/registerexisting endpoint, which could lead to information disclosure...

Checkmk 安全漏洞

Checkmk is an IT monitoring platform developed by Checkmk Corporation. Versions of Checkmk prior to 2.4.0p23, 2.3.0p45, and 2.2.0 contain security vulnerabilities. These vulnerabilities stem from the exposure of session signing keys, which could allow remote site administrators to forge session...

UBUNTU-CVE-2026-2859

Improper permission enforcement in Checkmk versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 EOL allows unauthenticated users to enumerate existing hosts by observing different HTTP response codes in deployagent endpoint, which could lead to information disclosure...

CVE-2026-2859

The CVE affects Checkmk deployments, specifically versions 2.4.0 before 2.4.0p23, 2.3.0 before 2.3.0p43, and 2.2.0 (EOL). A vulnerability in the deploy_agent endpoint arises from improper permission enforcement, allowing unauthenticated users to observe different HTTP response codes and enumerate...