PT-2026-32772 · Microsoft · Windows Installer+1

Jagotu · Published 2026-04-14 · Updated 2026-04-15 · CVE-2026-27910

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 Installer (affected versions not specified)

Description Improper handling of insufficient permissions or privileges in Windows Installer allows 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.

Weakness Enumeration

CWE-280

Related Identifiers

BDU:2026-05655

CVE-2026-27910

Affected Products

Windows

Windows Installer

References · 7

• https://bdu.fstec.ru/vul/2026-05655 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27910 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-27910 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-27910 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-27910 · Vendor Advisory
• https://twitter.com/CVEnew/status/2044358609237058001 · Twitter Post
• https://twitter.com/windowsforum/status/2044165984705978419 · Twitter Post