CVE-2026-83908

HighCVSS 7.0/10Last modified Oct 16, 2026

Description

Release of invalid pointer or reference in RPC Runtime allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.0/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Oct 13, 2026
Last modified
Oct 16, 2026
NVD status
Undergoing Analysis

Related CVEs from 2026

CVE-2026-839094.7Exposure of sensitive system information to an unauthorized control sphere in Windows Win32 Kernel Subsystem allows an authorized attacker tCVE-2026-83915.3Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, andCVE-2026-839109.8Out-of-bounds write in RPC Runtime allows an unauthorized attacker to execute code over a network.CVE-2026-839117.0Heap-based buffer overflow in Windows Storage allows an authorized attacker to elevate privileges locally.CVE-2026-839127.8Use after free in Windows Direct Composition allows an authorized attacker to elevate privileges locally.CVE-2026-839137.8Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.CVE-2026-839148.1Use after free in Microsoft XML allows an unauthorized attacker to execute code over a network.CVE-2026-839157.0Use after free in Windows Diagnostic Policy Service allows an authorized attacker to elevate privileges locally.CVE-2026-839167.0Double free in Windows Error Reporting allows an authorized attacker to execute code locally.CVE-2026-839177.0Use after free in Windows ALPC allows an authorized attacker to elevate privileges locally.CVE-2026-839187.8Integer overflow or wraparound in Windows Kernel allows an authorized attacker to elevate privileges locally.CVE-2026-839197.8Heap-based buffer overflow in Microsoft Internet Messaging API allows an authorized attacker to execute code locally.
CVE-2026-83908: High severity, CVSS 7.0 | Vulnix