PT-2026-7339 · Microsoft · Graphics+1

Marcin Wiazowski · Published 2026-02-10 · Updated 2026-02-17 · CVE-2026-21235

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Microsoft Graphics Component (affected versions not specified)

Description A flaw exists in the Microsoft Graphics Component that could allow an attacker to gain higher-level permissions on a system. This issue involves a use-after-free condition, which can be exploited by an authorized attacker to elevate privileges locally.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2026-01777

CVE-2026-21235

ZDI-26-081

Affected Products

Graphics

Windows

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2026-21235 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21235 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-21235 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-21235 · Security Note
• https://bdu.fstec.ru/vul/2026-01777 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-26-081 · Security Note
• https://osv.dev/vulnerability/CVE-2026-21235 · Vendor Advisory
• https://twitter.com/TheZDIBugs/status/2023901056925585903 · Twitter Post