CVE-2026-20846

HIGH
2026-02-10 [email protected]
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 10, 2026 - 18:16 nvd
HIGH 7.5

Description

Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network.

Analysis

Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network. [CVSS 7.5 HIGH]

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Remediation

Within 24 hours: Identify and inventory all systems running affected Windows GDI+ versions; establish elevated monitoring for abnormal GDI+ process behavior and network-based DoS indicators. Within 7 days: Implement network segmentation to restrict GDI+ service exposure; disable GDI+ where operationally feasible; deploy WAF rules to block malicious GDI+ rendering requests. …

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +38
POC: 0

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CVE-2026-20846 vulnerability details – vuln.today

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