Vulnerability record/PUBLISHED/Published Nov 10, 2026 18:20:15 UTC

CVE-2026-118123

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Point-to-Point Protocol over Ethernet (PPPoE) allows an authorized attacker to elevate privileges locally.

Base score7.0/ 10

SeverityHighCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityHigh

Attack vectorLocalAV

Attack complexityHighAC

Privileges requiredLowPR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactHighC

Integrity impactHighI

Availability impactHighA

Exploit maturityUnprovenE

CVSS vector stringCVSS:3.1/AV:L/AC:H/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 10, 2026 19:49:04 UTC

PublishedNov 10, 2026 18:20:15 UTC

ReservedOct 27, 2026 16:40:22 UTC