What is GHSA-6vrh-w6p3-v6fh?

GHSA-6vrh-w6p3-v6fh is a security advisory published by GitHub Security Advisories with Medium severity. A stored cross-site scripting (XSS) vulnerability in fastschema through v0.15.1 allows a low...

Which CVE IDs does GHSA-6vrh-w6p3-v6fh cover?

GHSA-6vrh-w6p3-v6fh covers the following CVE IDs: CVE-2026-72583. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-6vrh-w6p3-v6fh?

GHSA-6vrh-w6p3-v6fh has a CVSS v3 base score of 5.4, published by GitHub Security Advisories.

GHSA-6vrh-w6p3-v6fhMediumCVSS 5.4

A stored cross-site scripting (XSS) vulnerability in fastschema through v0.15.1 allows a low...

Vendor

GitHub Security Advisories

Published

August 10, 2026

Last Modified

August 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-72583 →

📋 Description

A stored cross-site scripting (XSS) vulnerability in fastschema through v0.15.1 allows a low-privileged authenticated user to upload an SVG file containing malicious JavaScript by bypassing the MIME type allow-list check.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-72583
https://github.com/fastschema/fastschema
https://github.com/fastschema/fastschema/blob/main/pkg/rclonefs/base.go
https://github.com/advisories/GHSA-6vrh-w6p3-v6fh