CVE Explorer
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.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Checkmk","vendor":"Checkmk GmbH","versions":[{"lessThan":"2.5.0b4","status":"affected","version":"2.5.0","versionType":"semver"},{"lessThan":"2.4.0p26","status":"affected","version":"2.4.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:0efce9069a15a66a2f536603b6740d746cdf606b8069b220126d742856b45895 · sha256:ae4a07863bcf7c6f… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":5.1,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","version":"4.0"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:0efce9069a15a66a2f536603b6740d746cdf606b8069b220126d742856b45895 · sha256:ae4a07863bcf7c6f… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-140","description":"CWE-140: Improper Neutralization of Delimiters","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:0efce9069a15a66a2f536603b6740d746cdf606b8069b220126d742856b45895 · sha256:ae4a07863bcf7c6f… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"tags":["vendor-advisory"],"url":"https://checkmk.com/werk/17989"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:0efce9069a15a66a2f536603b6740d746cdf606b8069b220126d742856b45895 · sha256:ae4a07863bcf7c6f… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.