Answer in brief
CVE-2026-17548 records a Medium severity (CVSS 5.3) vulnerability in Missing authorization for viewing background jobs. The current sources do not mark it as known exploited. The current feed maps Checkmk GmbH/Checkmk (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Checkmk GmbH/Checkmk (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Checkmk GmbH/Checkmkgeneric | >=2.5.0 <2.5.0p12 || >=2.4.0 <2.4.0p36 || >=2.3.0 <2.3.0p50 || 2.2.0 | 2.5.0p12, 2.4.0p36, 2.3.0p50 |
Published upstream
Aug 25, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 26, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 25, 2026
Missing authorization in Checkmk <2.5.0p12, <2.4.0p36, <2.3.0p50 and all 2.2.0 versions allows an authenticated user who knows the ID of a background job to view that job's status and results.
Quoted source text, attributed separately from HOL analysis.