checkmk Vulnerability Advisory Catalog

Total 108 security vulnerabilities recorded for checkmk software and firmware.

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CVE-2026-9549 MEDIUM
Component: checkmk

Stored cross-site scripting in the service discovery active check output in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions allows an a...

📅 2026-06-08
CVSS 4.8 Dossier →
CVE-2026-8833 MEDIUM
Component: checkmk

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions al...

📅 2026-06-08
CVSS 5.4 Dossier →
CVE-2026-8078 MEDIUM
Component: checkmk

Stored cross-site scripting in the global settings change log in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions allows an administrato...

📅 2026-06-08
CVSS 4.8 Dossier →
CVE-2026-7765 MEDIUM
Component: checkmk

Incorrect authorization in the User Messages dashboard widget in Checkmk <2.5.0p5 causes the message-fetching endpoints to return the dashboard creato...

📅 2026-06-08
CVSS 5.3 Dossier →
CVE-2026-7186 MEDIUM
Component: checkmk

Stored cross-site scripting in the URL dashboard widget in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions allows a user with dashboard...

📅 2026-06-08
CVSS 5.4 Dossier →
Component: checkmk

Privilege escalation in the mk_mysql agent plugin on Windows in Checkmk <2.4.0p29, <2.3.0p47, and 2.2.0 (EOL) allows a local unprivileged user able to...

📅 2026-05-13
CVSS 7.8 Dossier →
Component: checkmk

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 Lives...

📅 2026-04-10
CVSS 6.3 Dossier →
Component: checkmk

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...

📅 2026-04-10
CVSS 7.6 Dossier →
Component: checkmk

Livestatus injection in the monitoring quicksearch in Checkmk <2.5.0b4 allows an authenticated attacker to inject livestatus commands via the search q...

📅 2026-04-10
CVSS 6.3 Dossier →
CVE-2026-3466 MEDIUM
Component: checkmk

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 C...

📅 2026-04-07
CVSS 5.4 Dossier →
Component: checkmk

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 2.5.0...

📅 2026-04-07
CVSS 7.3 Dossier →
Component: checkmk

Insufficient permission validation on multiple REST API Quick Setup endpoints in Checkmk 2.5.0 (beta) before version 2.5.0b2 and 2.4.0 before version ...

📅 2026-04-01
CVSS 8.8 Dossier →
Component: checkmk

Stored cross-site scripting (XSS) in Checkmk 2.5.0 (beta) before 2.5.0b2 allows authenticated users with permission to create hosts or services to exe...

📅 2026-03-31
CVSS 5.4 Dossier →
Component: checkmk

Stored cross-site scripting (XSS) in Checkmk version 2.5.0 (beta) before 2.5.0b2 allows authenticated users with permission to create pending changes ...

📅 2026-03-31
CVSS 5.4 Dossier →
Component: checkmk

Exposure of session signing secret in Checkmk <2.4.0p23, <2.3.0p45 and 2.2.0 allows an administrator of a remote site with config sync enabled to hija...

📅 2026-03-24
CVSS 7.2 Dossier →
CVE-2026-2859 MEDIUM
Component: checkmk

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 enum...

📅 2026-03-13
CVSS 4.3 Dossier →
Component: checkmk

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 enumer...

📅 2026-03-13
CVSS 4.3 Dossier →
CVE-2026-3103 MEDIUM
Component: checkmk

A logic error in the remove_password() function in Checkmk GmbH's Checkmk versions <2.4.0p23, <2.3.0p43, and 2.2.0 (EOL) allows a low-privileged user ...

📅 2026-03-04
CVSS 5.4 Dossier →
Component: checkmk

Improper neutralization of input in Checkmk versions 2.4.0 before 2.4.0p22, and 2.3.0 before 2.3.0p43 allows an attacker that can manipulate a host's ...

📅 2026-02-26
CVSS 5.4 Dossier →
Component: checkmk

SSH private keys of the "Remote alert handlers (Linux)" rule were exposed in the rule page's HTML source in Checkmk <= 2.4.0p18 and all versions of Ch...

📅 2025-12-18
CVSS 5.3 Dossier →
Component: checkmk

Insufficient permission validation in Checkmk versions prior to 2.4.0p17 and 2.3.0p42 allow low-privileged users to view agent information via the RES...

📅 2025-12-18
CVSS 6.5 Dossier →
Component: checkmk

In Checkmk versions prior to 2.4.0p16, 2.3.0p41, and all versions of 2.2.0 and older, the mk_inotify plugin creates world-readable and writable files,...

📅 2025-11-18
CVSS 4.4 Dossier →
Component: checkmk

Insufficient permission validation in Checkmk 2.4.0 before version 2.4.0p16 allows low-privileged users to modify notification parameters via the REST...

📅 2025-11-18
CVSS 5.4 Dossier →
Component: checkmk

Insufficient permission validation on multiple REST API endpoints in Checkmk 2.2.0, 2.3.0, and 2.4.0 before version 2.4.0p16 allows low-privileged use...

📅 2025-11-18
CVSS 5.4 Dossier →
Page 1 of 5 (108 Total Records)