PT-2026-39987 · Microsoft · Windows

Published 2026-05-12 · Updated 2026-05-12 · CVE-2026-27662

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

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

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

Description Devices do not properly restrict access to the web browser via the Control Panel when security mechanisms are absent. This allows an unauthenticated attacker to gain unauthorized access to the web browser, which could lead to the discovery of backdoors, execution of unauthorized actions, or exploitation of misconfigurations resulting in further system compromise.

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

Weakness Enumeration

CWE-1188

Related Identifiers

CVE-2026-27662

Affected Products

Windows

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-27662 · Security Note
• https://cert-portal.siemens.com/productcert/html/ssa-387223.html · Note
• https://t.me/CVEtracker/53479 · Telegram Post