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.

CVSS Vector

References

• https://github.com/fastschema/fastschema
• https://github.com/fastschema/fastschema/blob/main/pkg/rclonefs/base.go