Cross-site Scripting (XSS)

Overview @cyntler/react-doc-viewer is a File viewer for React. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the TXTRenderer component when file content is not sanitized and raw data is explicitly cast as a ReactNode. An attacker can execute arbitrary JavaScript...

GHSA-FVHG-P4HF-79X3 @cyntler/react-doc-viewer's TXTRenderer fails to sanitize file content and explicitly casts raw data as a ReactNode

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...

CVE-2026-30691

CVE-2026-30691 affects @cyntler/react-doc-viewer v1.17.1. TXTRenderer improperly sanitizes .txt content and casts raw data as a ReactNode, enabling Cross-Site Scripting (XSS) via crafted files. Impact: remote attacker can execute arbitrary JavaScript. No remediation details provided in the docume...