[NEW] [low] Checkmk: Vulnerability allows information disclosure
A remote, authenticated attacker can exploit a vulnerability in Checkmk to disclose information.
CSIRTS triage
- What
- A vulnerability allows authenticated remote attackers to disclose information.
- Who is affected
- Checkmk deployments accessible to authenticated users running unpatched versions.
- Urgency
- Low severity; requires authentication and only causes information disclosure; standard patch cycle appropriate.
- Action
- Update Checkmk to the patched version addressing CVE-2026-7485.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2875
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-74850.21% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 11% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-7485 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for Checkmk
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- low[NEW] [low] Checkmk: Vulnerability Enables Information Disclosurecert-bund · 2026-08-25
- unknownCVE-2026-17548: Missing authorization in Checkmk <2.5.0p12, <2.4.0p36, <2.3.0p50 and all 2.2.0 versions allows…nvd · 2026-08-25
- medium[NEW] [medium] Checkmk: Multiple vulnerabilities allow bypassing of security measurescert-bund · 2026-08-24
- unknownCVE-2026-15576: Improper authentication in the agent receiver of Checkmk <2.5.0p10 allows an unauthenticated r…nvd · 2026-08-21
- unknownCVE-2026-7485: Incorrect authorization in frozen BI aggregations in Checkmk <2.5.0p2, <2.4.0p29, <2.3.0p47, an…nvd · 2026-08-20
- low[NEW] [low] Checkmk: Vulnerability allows bypassing security measures and manipulating filescert-bund · 2026-08-03
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