CVE-2026-83739

HighCVSS 7.5/10Last modified Oct 16, 2026

Description

Use after free in Windows Bluetooth Service allows an unauthorized attacker to execute code over an adjacent network.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

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-2026-83748.5Misuse and misconfiguration in Bluetooth communication in SwitchBot Door Lock Series allows an attacker to bypass the electronic lock and acCVE-2026-837407.0Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.CVE-2026-837417.8Use after free in Internet Explorer allows an authorized attacker to elevate privileges locally.CVE-2026-837428.8Unsigned integer underflow in wstrncat() in src/port.c in wolfSSL wolfSSH from v1.4.11 through v1.5.0 on non-Windows platforms allows an autCVE-2026-837436.3A weakness has been identified in invoiceninja Invoice Ninja up to 5.13.26. This affects an unknown part of the file /vedor/profile/ of the CVE-2026-837444.3A security vulnerability has been detected in invoiceninja Invoice Ninja up to 5.13.26. This vulnerability affects the function Purify::isHoCVE-2026-837458.7Memory allocation with excessive size value, Improper handling of length parameter inconsistency vulnerability in Apache Thrift  nodejs and CVE-2026-837468.1Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.CVE-2026-837475.5Out-of-bounds read in Windows Error Reporting allows an authorized attacker to disclose information locally.CVE-2026-837489.8Heap-based buffer overflow in Windows Error Reporting allows an unauthorized attacker to execute code over a network.CVE-2026-837497.0Use after free in Windows Overlay Filter allows an authorized attacker to elevate privileges locally.CVE-2026-837507.0Time-of-check time-of-use (toctou) race condition in Windows Error Reporting allows an authorized attacker to elevate privileges locally.
CVE-2026-83739: High severity, CVSS 7.5 | Vulnix