anonhaven

CVE-2026-69329

HIGH CVSS 3.1: 7.5 EPSS 1.20%
Updated Sep 25, 2026
Out-of-bounds
Parameter Value
CVSS 7.5 (HIGH)
Type CWE-125 (Out-of-bounds Read), CWE-190 (Integer Overflow)
Vendor Out-of-bounds
Public PoC No

Out-of-bounds read in BranchCache allows an unauthorized attacker to deny service over a network.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

CWE-125 Out-of-bounds Read
CWE-190 Integer Overflow

References 1

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69329
secure@microsoft.com
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