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CVE-2026-62750

Windows HTTP Protocol Stack Tampering Vulnerability

Published: Aug 11, 2026Updated: Aug 16, 2026 Sources: CVE List NVDCWE-187
6.5MEDIUM
NVD MITRE
EPSS Score
0.6%
Top 55.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

Partial string comparison in Windows HTTP Protocol Stack allows an unauthorized attacker to perform tampering over an adjacent network.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-187

Affected Products

Microsoft
commercial·US
Windows 10 Version 1607On-premOS
Operating Systems / windows
Windows 11 version 23H2On-premOS
Operating Systems / windows
Windows Server 2012 (Server Core installation)On-premOS
Operating Systems / windows
Windows Server 2016 (Server Core installation)On-premOS
Operating Systems / windows
Windows Server 2019 (Server Core installation)On-premOS
Operating Systems / windows
Windows Server 2022On-premOS
Operating Systems / windows
Windows Server 2025 (Server Core installation)On-premOS
Operating Systems / windows
Windows Server 2012 R2 (Server Core installation)On-premOS
Operating Systems / windows
and 25 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2026-62750?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62750
msrc.microsoft.com
News mentions
2

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