Microsoft Trace Data Helper Information Disclosure Vulnerability

Description

Exposure of sensitive system information to an unauthorized control sphere in Microsoft Trace Data Helper allows an authorized attacker to disclose information locally.

Scores

EPSS (exploitation in 30 days)

0.93% · top 39% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.

Weakness

• CWE-497: Exposure of Sensitive System Information to an Unauthorized Control Sphere (opens in a new tab)All about CWE-497 and its CVEs

Affected products

• Microsoft · Windows 10 Version 1607

  • affected 10.0.14393.0 – < 10.0.14393.9612

• Microsoft · Windows 10 Version 1809

  • affected 10.0.17763.0 – < 10.0.17763.9376

• Microsoft · Windows 10 Version 21H2

  • affected 10.0.19044.0 – < 10.0.19044.7807

• Microsoft · Windows 10 Version 22H2

  • affected 10.0.19045.0 – < 10.0.19045.7807

• Microsoft · Windows 11 version 23H2

  • affected 10.0.22631.0 – < 10.0.22631.7652

• Microsoft · Windows 11 Version 23H2

  • affected 10.0.22631.0 – < 10.0.22631.7652

• Microsoft · Windows 11 Version 24H2

  • affected 10.0.26100.0 – < 10.0.26100.9711

• Microsoft · Windows 11 Version 25H2

  • affected 10.0.26200.0 – < 10.0.26200.9711

• Microsoft · Windows 11 version 26H1

  • affected 10.0.28000.0 – < 10.0.28000.3231

• Microsoft · Windows 11 Version 26H2

  • affected 10.0.26300.0 – < 10.0.26300.9711

• Microsoft · Windows Server 2012

  • affected 6.2.9200.0 – < 6.2.9200.26434

• Microsoft · Windows Server 2012 (Server Core installation)

  • affected 6.2.9200.0 – < 6.2.9200.26434

• Microsoft · Windows Server 2012 R2

  • affected 6.3.9600.0 – < 6.3.9600.23470

• Microsoft · Windows Server 2012 R2 (Server Core installation)

  • affected 6.3.9600.0 – < 6.3.9600.23470

• Microsoft · Windows Server 2016

  • affected 10.0.14393.0 – < 10.0.14393.9612

• Microsoft · Windows Server 2016 (Server Core installation)

  • affected 10.0.14393.0 – < 10.0.14393.9612

• Microsoft · Windows Server 2019

  • affected 10.0.17763.0 – < 10.0.17763.9376

• Microsoft · Windows Server 2019 (Server Core installation)

  • affected 10.0.17763.0 – < 10.0.17763.9376

• Microsoft · Windows Server 2022

  • affected 10.0.20348.0 – < 10.0.20348.5761

• Microsoft · Windows Server 2025

  • affected 10.0.26100.0 – < 10.0.26100.33650

• Microsoft · Windows Server 2025 (Server Core installation)

  • affected 10.0.26100.0 – < 10.0.26100.33650

References (1)

• Microsoft Trace Data Helper Information Disclosure Vulnerability (opens in a new tab)vendor-advisorypatch

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2026-70261](https://trackcve.app/badge/CVE-2026-70261.svg)](https://trackcve.app/cve/CVE-2026-70261)

Record last updated 31 Oct 2026, 18:10 UTC.