PT-2026-40189 · Microsoft · Windows Admin Center

Published 2026-05-12 · Updated 2026-05-29 · CVE-2026-35438

Positive Technologies (AI Summary)

CVSS v2.0

8.7

High

Base vector

AV:N/AC:L/Au:S/C:P/I:C/A:C

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

Description Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a network. This issue can be triggered by abusing the update path, potentially impacting system integrity and availability.

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

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

BDU:2026-06593

CVE-2026-35438

Affected Products

Windows Admin Center

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-35438 · Security Note
• https://bdu.fstec.ru/vul/2026-06593 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35438 · Vendor Advisory
• https://t.me/cveNotify/165101 · Telegram Post
• https://twitter.com/windowsforum/status/2054276506847740227 · Twitter Post
• https://twitter.com/dailycve/status/2060193846063923370 · Twitter Post
• https://twitter.com/f1tym1/status/2055158682774536558 · Twitter Post