PT-2026-2679 · Microsoft · Windows Tpm+1

Published 2026-01-13 · Updated 2026-01-17 · CVE-2026-20829

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description An out-of-bounds read issue exists in Windows TPM. A local attacker who is authorized can potentially disclose information. The vulnerability allows attackers to obtain sensitive information and affect the system.

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

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2026-00536

CVE-2026-20829

Affected Products

Windows

Windows Tpm

References · 7

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2026-20829 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00536 · Security Note
• https://osv.dev/vulnerability/CVE-2026-20829 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-20829 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20829 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-20829 · Security Note
• https://twitter.com/CVEnew/status/2012490412737376256 · Twitter Post