What is GHSA-54rj-g9cv-7m8j?

GHSA-54rj-g9cv-7m8j is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code...

Which CVE IDs does GHSA-54rj-g9cv-7m8j cover?

GHSA-54rj-g9cv-7m8j covers the following CVE IDs: CVE-2026-62800. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-54rj-g9cv-7m8j?

GHSA-54rj-g9cv-7m8j has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-54rj-g9cv-7m8jHighCVSS 8.8

Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code...

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-62800 →

📋 Description

Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-62800
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62800
https://github.com/advisories/GHSA-54rj-g9cv-7m8j