What is GHSA-fr68-wrq4-qrr5?

GHSA-fr68-wrq4-qrr5 is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate...

Which CVE IDs does GHSA-fr68-wrq4-qrr5 cover?

GHSA-fr68-wrq4-qrr5 covers the following CVE IDs: CVE-2026-118715. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-fr68-wrq4-qrr5?

GHSA-fr68-wrq4-qrr5 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-fr68-wrq4-qrr5HighCVSS 8.8

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate...

Vendor

GitHub Security Advisories

Published

November 10, 2026

Last Modified

November 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-118715 →

📋 Description

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-118715
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118715
https://github.com/advisories/GHSA-fr68-wrq4-qrr5