CVE-2026-30691

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Cross-Site Scripting (XSS) vulnerability in @cyntler/react-doc-viewer v1.17.1 allows remote attackers to execute arbitrary JavaScript via a crafted .txt file. The TXTRenderer component fails to sanitize file content and explicitly casts raw data as a ReactNode

Published 2026-05-20. Last modified 2026-07-23.