SB2026021073 - Denial of service in Microsoft GDI+
Published: February 10, 2026
Security Bulletin ID
SB2026021073
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2026-20846)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in GDI+. A remote attacker can trigger an out-of-bounds read error and cause a denial of service condition on the system.
Remediation
Install update from vendor's website.