CVE-2026-42968: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
CVE-2026-42968 is an out-of-bounds read vulnerability in the Windows Telephony Service on Windows 10 Version 1607. This flaw allows an authorized local attacker to disclose sensitive information. The vulnerability has a medium severity with a CVSS score of 5. 5. An official fix is available from Microsoft to address this issue.
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). An attacker with local authorized access can exploit this flaw to read memory outside the intended bounds, potentially disclosing sensitive information. The vulnerability is tracked as CWE-125. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can leverage this vulnerability to read memory beyond the intended buffer boundaries, resulting in disclosure of sensitive information. There is no impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix from Microsoft is available and should be applied to affected systems. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42968 for patch details and deployment instructions.
CVE-2026-42968: CWE-125: Out-of-bounds Read in Microsoft Windows 10 Version 1607
Description
CVE-2026-42968 is an out-of-bounds read vulnerability in the Windows Telephony Service on Windows 10 Version 1607. This flaw allows an authorized local attacker to disclose sensitive information. The vulnerability has a medium severity with a CVSS score of 5. 5. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 5.5medium
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). An attacker with local authorized access can exploit this flaw to read memory outside the intended bounds, potentially disclosing sensitive information. The vulnerability is tracked as CWE-125. Microsoft has published an official fix to remediate this issue.
Potential Impact
An authorized local attacker can leverage this vulnerability to read memory beyond the intended buffer boundaries, resulting in disclosure of sensitive information. There is no impact on integrity or availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix from Microsoft is available and should be applied to affected systems. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42968 for patch details and deployment instructions.
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: 6/9/2026, 5:26:28 PM
Last enriched: 6/9/2026, 10:57:17 PM
Last updated: 6/10/2026, 4:59:59 AM
Views: 2
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