PT-2026-32804 · Microsoft · Projected File System+1

Chenjian · Published 2026-04-14 · Updated 2026-04-21 · CVE-2026-32078

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Windows Projected File System (affected versions not specified)

Description A use after free issue in the Windows Projected File System allows an authorized attacker to elevate privileges locally. Use after free is a condition where a program continues to use a pointer after it has been freed, which can lead to memory corruption.

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:2026-05365

CVE-2026-32078

Affected Products

Projected File System

Windows

References · 7

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32078 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-32078 · Security Note
• https://bdu.fstec.ru/vul/2026-05365 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-32078 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-32078 · Security Note
• https://twitter.com/CVEnew/status/2044358590543081542 · Twitter Post
• https://twitter.com/rahsi_aaka/status/2046589314549883350 · Twitter Post