CVE-2026-20846

CWE-126 — Buffer Over-read5 documents5 sources
Severity
7.5HIGH
EPSS
0.1%
top 80.87%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
29
Microsoft Microsoft Office FOR AndroidMicrosoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+26 more
Timeline
PublishedFeb 10

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages29 packages

▶NVDmicrosoft/windows< 10.0.14393.8868+5
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8868
▶NVDmicrosoft/windows_10_1809< 10.0.17763.8389
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6937
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.6937

🔴Vulnerability Details

2
GHSA
GHSA-23hw-462m-2wh4: Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network↗2026-02-10
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CVEList
GDI+ Denial of Service Vulnerability↗2026-02-10
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📋Vendor Advisories

1
Microsoft
GDI+ Denial of Service Vulnerability↗2026-02-10
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🕵️Threat Intelligence

1
Wiz
CVE-2026-20846 Impact, Exploitability, and Mitigation Steps | Wiz↗
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