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CVE-2026-1199528.1High

CVE-2026-119952: Windows Schannel Remote Code Execution Vulnerability

Microsoft · Windows 10 Version 1607

Vendor fix available · Affected: Microsoft Windows 10 Version 1607 · Exploitation: not established

ExploitationNot established

Not in CISA KEV as of catalogue 2026.11.10 (10 Nov)

  1. In CISA KEV: not seen
  2. Exploited (reported): not seen
  3. Scanning observed: not seen
  4. Proof of concept public: not seen
  5. Not establishedNothing in the sources we check

No EPSS score yet. The score appears once FIRST publishes it.

8.1HighCVSS
LowHigh

DescriptionNVD

Observable timing discrepancy in Windows Schannel allows an unauthorized attacker to execute code over a network.

Coverage1 article · 1 outlet

First in our coverage: thezdi.com, 10 Nov.

  1. Adobe and Microsoft November updates fix over 1,200 flaws
    thezdi.com · first in our coverage · mentions it in passing

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References

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