What is GHSA-gvh2-qc62-c423?

GHSA-gvh2-qc62-c423 is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over...

Which CVE IDs does GHSA-gvh2-qc62-c423 cover?

GHSA-gvh2-qc62-c423 covers the following CVE IDs: CVE-2026-78442. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-gvh2-qc62-c423?

GHSA-gvh2-qc62-c423 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-gvh2-qc62-c423HighCVSS 8.8

Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-78442 →

📋 Description

Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-78442
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78442
https://github.com/advisories/GHSA-gvh2-qc62-c423