CVE-2026-105331

MEDIUM CVSS 4.0: 5.2 EPSS 0.08%
Updated Oct 09, 2026
Checkmk
Parameter Value
CVSS 5.2 (MEDIUM)
Affected Versions 2.5.0b1 — 2.5.0p10
Fixed In 2.5.0p10
Type CWE-829 (Inclusion of Functionality from Untrusted Source), CWE-426
Vendor Checkmk
Public PoC No

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.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
High
Difficult to exploit
Attack Requirements
Present
Additional conditions required
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Checkmk Checkmk
cpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
2.5.0b1 2.5.0p10