CVE-2026-42968: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Out-of-bounds read in Windows Telephony Service allows an authorized attacker to disclose information locally.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in the Windows Telephony Service component of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker with local authorized access to read memory beyond intended boundaries, potentially disclosing sensitive information. The issue is tracked as CWE-125. Microsoft has published an official fix to address this vulnerability.
Potential Impact
An authorized local attacker can exploit this vulnerability to read memory outside the intended buffer, leading to information disclosure. There is no impact on integrity or availability. The confidentiality impact is rated high, while integrity and availability impacts are none.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42968 to remediate this vulnerability.
CVE-2026-42968: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Description
Out-of-bounds read in Windows Telephony Service allows an authorized attacker to disclose information locally.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in the Windows Telephony Service component of Microsoft Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker with local authorized access to read memory beyond intended boundaries, potentially disclosing sensitive information. The issue is tracked as CWE-125. Microsoft has published an official fix to address this vulnerability.
Potential Impact
An authorized local attacker can exploit this vulnerability to read memory outside the intended buffer, leading to information disclosure. There is no impact on integrity or availability. The confidentiality impact is rated high, while integrity and availability impacts are none.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42968 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-30T23:43:50.744Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42968","vendor":"Microsoft"}]
Threat ID: 6a284cc48dd33fbd85664823
Added to database: 06/09/2026, 17:26:28 UTC
Last enriched: 07/29/2026, 21:48:46 UTC
Last updated: 07/31/2026, 21:26:44 UTC
Views: 84
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