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checkmk

108 CVEs • 1 product

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Checkmk
checkmk

CVEs (108)

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CVSS
1Checkmk
1Checkmk
Jun 17, 2026
May 2, 2023
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Transmission of credentials within query parameters in Checkmk <= 2.1.0p26, <= 2.0.0p35, and <= 2.2.0b6 (beta) may cause the automation user's secret to be written to the site Apache access log.
1Checkmk
1Checkmk
Jun 17, 2026
Apr 20, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
Broad access controls could allow site users to directly interact with the system Apache installation when providing the reverse proxy configurations for Tribe29's Checkmk <= 2.1.0p6, Checkmk <= 2.0.0p27, and all version...Show more
Broad access controls could allow site users to directly interact with the system Apache installation when providing the reverse proxy configurations for Tribe29's Checkmk <= 2.1.0p6, Checkmk <= 2.0.0p27, and all versions of Checkmk 1.6.0 (EOL) allowing an attacker to perform remote code execution with root privileges on the underlying host.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Apr 18, 2023
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Insufficient permission checks in the REST API in Tribe29 Checkmk <= 2.1.0p27 and <= 2.2.0b4 (beta) allow unauthorized users to schedule downtimes for any host.
2Checkmk
Tribe29
2Checkmk
Checkmk
Jun 17, 2026
Apr 4, 2023
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Inappropriate error handling in Tribe29 Checkmk <= 2.1.0p25, <= 2.0.0p34, <= 2.2.0b3 (beta), and all versions of Checkmk 1.6.0 causes the symmetric encryption of agent data to fail silently and transmit the data in plain...Show more
Inappropriate error handling in Tribe29 Checkmk <= 2.1.0p25, <= 2.0.0p34, <= 2.2.0b3 (beta), and all versions of Checkmk 1.6.0 causes the symmetric encryption of agent data to fail silently and transmit the data in plaintext in certain configurations.Show less
2Checkmk
Tribe29
2Checkmk
Checkmk
Jun 17, 2026
Mar 20, 2023
N/A· v4
5.4 MEDIUM· v3
N/A· v2
HTML Email Injection in Tribe29 Checkmk <=2.1.0p23; <=2.0.0p34, and all versions of Checkmk 1.6.0 allows an authenticated attacker to inject malicious HTML into Emails
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
3.3 LOW· v3
N/A· v2
Limited Server-Side Request Forgery (SSRF) in agent-receiver in Tribe29's Checkmk <= 2.1.0p11 allows an attacker to communicate with local network restricted endpoints by use of the host registration API.
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Cross-site Request Forgery (CSRF) in Tribe29's Checkmk <= 2.1.0p17, Checkmk <= 2.0.0p31, and all versions of Checkmk 1.6.0 (EOL) allow an attacker to add new visual elements to multiple pages.
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Sensitive host secret disclosed in cmk-update-agent.log file in Tribe29's Checkmk <= 2.1.0p13, Checkmk <= 2.0.0p29, and all versions of Checkmk 1.6.0 (EOL) allows an attacker to gain access to the host secret through the...Show more
Sensitive host secret disclosed in cmk-update-agent.log file in Tribe29's Checkmk <= 2.1.0p13, Checkmk <= 2.0.0p29, and all versions of Checkmk 1.6.0 (EOL) allows an attacker to gain access to the host secret through the unprotected agent updater log file.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
5.3 MEDIUM· v3
N/A· v2
No authorisation controls in the RestAPI documentation for Tribe29's Checkmk <= 2.1.0p13 and Checkmk <= 2.0.0p29 which may lead to unintended information disclosure through automatically generated user specific tags with...Show more
No authorisation controls in the RestAPI documentation for Tribe29's Checkmk <= 2.1.0p13 and Checkmk <= 2.0.0p29 which may lead to unintended information disclosure through automatically generated user specific tags within Rest API documentation.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
9.8 CRITICAL· v3
N/A· v2
Expired sessions were not securely terminated in the RestAPI for Tribe29's Checkmk <= 2.1.0p10 and Checkmk <= 2.0.0p28 allowing an attacker to use expired session tokens when communicating with the RestAPI.
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Livestatus Query Language (LQL) injection in the AuthUser HTTP query header of Tribe29's Checkmk <= 2.1.0p11, Checkmk <= 2.0.0p28, and all versions of Checkmk 1.6.0 (EOL) allows an attacker to perform direct queries to t...Show more
Livestatus Query Language (LQL) injection in the AuthUser HTTP query header of Tribe29's Checkmk <= 2.1.0p11, Checkmk <= 2.0.0p28, and all versions of Checkmk 1.6.0 (EOL) allows an attacker to perform direct queries to the application's core from localhost.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
8.8 HIGH· v3
N/A· v2
PHP code injection in watolib auth.php and hosttags.php in Tribe29's Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker to inject and execute PHP code which will be executed upon request...Show more
PHP code injection in watolib auth.php and hosttags.php in Tribe29's Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker to inject and execute PHP code which will be executed upon request of the vulnerable component.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Feb 20, 2023
N/A· v4
7.5 HIGH· v3
N/A· v2
Command injection in SMS notifications in Tribe29 Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker with User Management permissions, as well as LDAP administrators in certain scenarios...Show more
Command injection in SMS notifications in Tribe29 Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker with User Management permissions, as well as LDAP administrators in certain scenarios, to perform arbitrary commands within the context of the application's local permissions.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Feb 9, 2023
N/A· v4
7.8 HIGH· v3
N/A· v2
Uncontrolled Search Path Element in Checkmk Agent in Tribe29 Checkmk before 2.1.0p1, before 2.0.0p25 and before 1.6.0p29 on a Checkmk server allows the site user to escalate privileges via a manipulated unixcat executabl...Show more
Uncontrolled Search Path Element in Checkmk Agent in Tribe29 Checkmk before 2.1.0p1, before 2.0.0p25 and before 1.6.0p29 on a Checkmk server allows the site user to escalate privileges via a manipulated unixcat executableShow less
2Checkmk
Tribe29
2Checkmk
Checkmk
Jun 17, 2026
Jan 26, 2023
N/A· v4
8.1 HIGH· v3
N/A· v2
Improper Input Validation of LDAP user IDs in Tribe29 Checkmk allows attackers that can control LDAP user IDs to manipulate files on the server. Checkmk <= 2.1.0p19, Checkmk <= 2.0.0p32, and all versions of Checkmk 1.6.0...Show more
Improper Input Validation of LDAP user IDs in Tribe29 Checkmk allows attackers that can control LDAP user IDs to manipulate files on the server. Checkmk <= 2.1.0p19, Checkmk <= 2.0.0p32, and all versions of Checkmk 1.6.0 (EOL) are affected.Show less
1Checkmk
1Checkmk
Jun 17, 2026
Jan 9, 2023
N/A· v4
4.9 MEDIUM· v3
N/A· v2
Path-Traversal in MKP storing in Tribe29 Checkmk <=2.0.0p32 and <= 2.1.0p18 allows an administrator to write mkp files to arbitrary locations via a malicious mkp file.
2Checkmk
Tribe29
2Checkmk
Checkmk
Jun 17, 2026
Jun 17, 2022
N/A· v4
7.8 HIGH· v3
7.2 HIGH· v2
A permission issue affects users that deployed the shipped version of the Checkmk Debian package. Packages created by the agent bakery (enterprise editions only) were not affected. Using the shipped version of the agents...Show more
A permission issue affects users that deployed the shipped version of the Checkmk Debian package. Packages created by the agent bakery (enterprise editions only) were not affected. Using the shipped version of the agents, the maintainer scripts located at /var/lib/dpkg/info/ will be owned by the user and the group with ID 1001. If such a user exists on the system, they can change the content of these files (which are then executed by root). This leads to a local privilege escalation on the monitored host. Version 1.6 through 1.6.9p29, version 2.0 through 2.0.0p26, version 2.1 through 2.1.0p3, and version 2.2.0i1 are affected.Show less
2Checkmk
Tribe29
2Checkmk
Checkmk
Jun 17, 2026
May 20, 2022
N/A· v4
6.7 MEDIUM· v3
7.2 HIGH· v2
In Checkmk before 1.6.0p29, 2.x before 2.0.0p25, and 2.1.x before 2.1.0b10, a site user can escalate to root by editing an OMD hook symlink.
2Checkmk
Tribe29
2Checkmk
Checkmk
Jul 9, 2026
Mar 25, 2022
N/A· v4
6.1 MEDIUM· v3
4.3 MEDIUM· v2
CheckMK Raw Edition software (versions 1.5.0 to 1.6.0) does not sanitise the input of a web service parameter that is in an unauthenticated zone. This Reflected XSS allows an attacker to open a backdoor on the device wit...Show more
CheckMK Raw Edition software (versions 1.5.0 to 1.6.0) does not sanitise the input of a web service parameter that is in an unauthenticated zone. This Reflected XSS allows an attacker to open a backdoor on the device with HTML content and interpreted by the browser (such as JavaScript or other client-side scripts) or to steal the session cookies of a user who has previously authenticated via a man in the middle. Successful exploitation requires access to the web service resource without authentication.Show less
2Checkmk
Tribe29
2Checkmk
Checkmk
Jul 9, 2026
Mar 25, 2022
N/A· v4
8.8 HIGH· v3
6.8 MEDIUM· v2
The web management console of CheckMK Enterprise Edition (versions 1.5.0 to 2.0.0p9) does not properly sanitise the uploading of ".mkp" files, which are Extension Packages, making remote code execution possible. Successf...Show more
The web management console of CheckMK Enterprise Edition (versions 1.5.0 to 2.0.0p9) does not properly sanitise the uploading of ".mkp" files, which are Extension Packages, making remote code execution possible. Successful exploitation requires access to the web management interface, either with valid credentials or with a hijacked session of a user with administrator role. NOTE: the vendor states that this is the intended behavior: admins are supposed to be able to execute code in this manner.Show less