What is GHSA-pc2q-pf7r-rf2w?

GHSA-pc2q-pf7r-rf2w is a security advisory published by GitHub Security Advisories with High severity. Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft...

Which CVE IDs does GHSA-pc2q-pf7r-rf2w cover?

GHSA-pc2q-pf7r-rf2w covers the following CVE IDs: CVE-2026-45644. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-pc2q-pf7r-rf2w?

GHSA-pc2q-pf7r-rf2w has a CVSS v3 base score of 8.0, published by GitHub Security Advisories.

GHSA-pc2q-pf7r-rf2wHighCVSS 8.0

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft...

Vendor

GitHub Security Advisories

Published

June 9, 2026

Last Modified

June 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-45644 →

📋 Description

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Live Share Canvas SDK allows an authorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-45644
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45644
https://github.com/advisories/GHSA-pc2q-pf7r-rf2w