SB2026012140 - Astronomer with IBM update for Kubernetes
Published: January 21, 2026
Security Bulletin ID
SB2026012140
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Incorrect authorization (CVE-ID: CVE-2025-5187)
The vulnerability allows a node user to escalate privileges on the system.
The vulnerability exists due to incorrect authorization in the NodeRestriction admission controller. A node user can delete and then recreate its node object with modified taints or labels.
Remediation
Install update from vendor's website.