What is GHSA-49rg-qc24-59f4?

GHSA-49rg-qc24-59f4 is a security advisory published by GitHub Security Advisories with Medium severity. Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges...

Which CVE IDs does GHSA-49rg-qc24-59f4 cover?

GHSA-49rg-qc24-59f4 covers the following CVE IDs: CVE-2026-83736. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-49rg-qc24-59f4?

GHSA-49rg-qc24-59f4 has a CVSS v3 base score of 5.5, published by GitHub Security Advisories.

GHSA-49rg-qc24-59f4MediumCVSS 5.5

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-83736 →

📋 Description

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83736
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83736
https://github.com/advisories/GHSA-49rg-qc24-59f4