Checkmk: >> Checkmk >> 1.6.4 Security Vulnerabilities
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, allowing any local user on the system to read the plugin's output and manipulate it, potentially leading to unauthorized access to or modification of monitoring data.
CVSS Score
4.4
EPSS Score
0.0
Published
2025-11-18
Improper neutralization of input in Checkmk before version 2.3.0p14 allows attackers to inject and run malicious scripts in the Robotmk logs view.
CVSS Score
6.1
EPSS Score
0.009
Published
2024-09-02
Incorrect permissions on the Checkmk Windows Agent's data directory in Checkmk < 2.3.0p8, < 2.2.0p29, < 2.1.0p45, and <= 2.0.0p39 (EOL) allows a local attacker to gain SYSTEM privileges.
CVSS Score
8.8
EPSS Score
0.001
Published
2024-07-10
Certain http endpoints of Checkmk in Checkmk < 2.3.0p10 < 2.2.0p31, < 2.1.0p46, <= 2.0.0p39 allows remote attacker to bypass authentication and access data
CVSS Score
5.3
EPSS Score
0.005
Published
2024-07-08
Stored XSS in Checkmk before versions 2.3.0p8, 2.2.0p29, 2.1.0p45, and 2.0.0 (EOL) allows users to execute arbitrary scripts by injecting HTML elements
CVSS Score
6.5
EPSS Score
0.003
Published
2024-07-03
Improper neutralization of input in Checkmk before versions 2.3.0p8, 2.2.0p28, 2.1.0p45, and 2.0.0 (EOL) allows attackers to craft malicious links that can facilitate phishing attacks.
CVSS Score
4.3
EPSS Score
0.008
Published
2024-07-02
Insertion of Sensitive Information into Log File in Checkmk GmbH's Checkmk versions <2.3.0p7, <2.2.0p28, <2.1.0p45 and <=2.0.0p39 (EOL) causes automation user secrets to be written to audit log files accessible to administrators.
CVSS Score
2.7
EPSS Score
0.003
Published
2024-06-26
Stored XSS in some confirmation pop-ups in Checkmk before versions 2.3.0p7 and 2.2.0p28 allows Checkmk users to execute arbitrary scripts by injecting HTML elements into some user input fields that are shown in a confirmation pop-up.
CVSS Score
5.4
EPSS Score
0.01
Published
2024-06-25
Stored XSS in the Crash Report page in Checkmk before versions 2.3.0p7, 2.2.0p28, 2.1.0p45, and 2.0.0 (EOL) allows users with permission to change Global Settings to execute arbitrary scripts by injecting HTML elements into the Crash Report URL in the Global Settings.
CVSS Score
4.8
EPSS Score
0.006
Published
2024-06-25
Stored XSS in inventory tree rendering in Checkmk before 2.3.0p7, 2.2.0p28, 2.1.0p45 and 2.0.0 (EOL)
CVSS Score
6.5
EPSS Score
0.004
Published
2024-06-17
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