Vulnerability record/PUBLISHED/Published Jul 14, 2026 17:05:47 UTC

CVE-2026-49178

Heap-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.

Base score8.8/ 10

SeverityHighCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityHigh

Attack vectorNetworkAV

Attack complexityLowAC

Privileges requiredLowPR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactHighC

Integrity impactHighI

Availability impactHighA

Exploit maturityUnprovenE

CVSS vector stringCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authoritymicrosoft

Last updatedNov 1, 2026 17:33:28 UTC

PublishedJul 14, 2026 17:05:47 UTC

ReservedMay 27, 2026 23:44:09 UTC