CVE-2026-105331
mk-oracle: Local privilege escalation via malicious Oracle Instant Client
No known exploitation. EPSS puts it in the 0th percentile. Fixed in 2.5.0p10.
What to do
Find your product and version, then upgrade to the build on the right.
- Checkmk GmbH CheckmkAffected: ≥ 2.5.0, < 2.5.0p10Upgrade to: 2.5.0p10Stated by: CVE record
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
Local privilege escalation in Checkmk 2.5.0 before 2.5.0p10 allows a user with access to edit the Oracle Instant Client referenced by the agent plugin 'mk-oracle' to escalate their privileges if an agent has this plugin enabled.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
<0.1% chance of exploitation activity in the next 30 days, which ranks it in the 0th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
7 events over 14 days, from the signal feeds we watch.
- OpenVAS check added
- Record updated
- Publishedweakness classified, att&ck mapped, record updated, record updated
Affected products
Technical detail
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1195Supply Chain Compromisehigh confidence
- PersistenceT1574Hijack Execution Flowhigh confidence
Sources
References in the record
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