Summary
Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
What type of information could be disclosed by this vulnerability?
Exploiting this vulnerability could allow the disclosure of initialized or uninitialized memory in the process heap.
Security updates
10.0.26100.9711 — https://support.microsoft.com/help/5127648
10.0.26100.33650 — https://support.microsoft.com/help/5126646
10.0.28000.3231 — https://support.microsoft.com/help/5127646
Vulnerabilities 1
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Medium 5.5
Windows Cryptographic Services Information Disclosure Vulnerability
Out-of-bounds read in Windows Cryptographic Services allows an authorized attacker to disclose information locally.
Revision history
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#1
Information published.
References
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CVE-2026-69919 Windows Cryptographic Services Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69919
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss