CVE-2026-33457— Potential livestatus injection in prediction graph page
Quick assessment
Affected
Checkmk GmbH Checkmk
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Checkmk是Checkmk公司的一个 IT 监控平台。 Checkmk 2.5.0b4之前版本、2.4.0p26之前版本和2.3.0p47之前版本存在安全漏洞，该漏洞源于预测图表页面中的Livestatus注入，可能导致经过身份验证的用户通过特制服务名称参数注入任意Livestatus命令。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-33457
Vulnerability Information
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Vulnerability Title
Potential livestatus injection in prediction graph page
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
分隔符转义处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Checkmk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Checkmk是Checkmk公司的一个 IT 监控平台。 Checkmk 2.5.0b4之前版本、2.4.0p26之前版本和2.3.0p47之前版本存在安全漏洞，该漏洞源于预测图表页面中的Livestatus注入，可能导致经过身份验证的用户通过特制服务名称参数注入任意Livestatus命令。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Checkmk GmbH | Checkmk | 2.5.0 ~ 2.5.0b4 | - |
|
II. Public POCs for CVE-2026-33457
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-33457 (1)
Same Patch Batch · Checkmk GmbH · 2026-04-10 · 3 CVEs total
| CVE-2026-33456 | Potential livestatus injection in notification test | |
| CVE-2026-33455 | Livestatus injection in monitoring quicksearch |
IV. Related Vulnerabilities
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Same vendor: Checkmk GmbH
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CVE-2026-105331
mk-oracle: Local privilege escalation via malicious Oracle I -
CVE-2026-90990
Livestatus injection via monitoring filter values -
CVE-2026-92882
Redact SNMP community, SNMPv3 pass phrases, and IPMI passwor -
CVE-2026-77021
Missing decompression size limit in agent receiver allows me -
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Agent receiver certificate confusion allows authentication w
Same weakness: CWE-140
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V. Comments for CVE-2026-33457
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