GitHub Advisoryadvisory · npm

GHSA-fvhg-p4hf-79x3 @cyntler/react-doc-viewer's TXTRenderer fails to sanitize file content and explicitly casts raw data as a ReactNode

MEDIUM Published 2026-05-20 Modified 2026-06-11 Official page ↗
Aliases
CVE-2026-30691
Ecosystem
npm
Packages
@cyntler/react-doc-viewer
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weaknesses
CWE-79
Reviewed
2026-06-11

Affected packages

• npm @cyntler/react-doc-viewer: <= 1.17.1 (no fix yet)

Description

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.

Related

Alias · CVE (1)

  • CVE-2026-30691 Cross-Site Scripting (XSS) vulnerability in @cyntler/react-doc-viewer v1.17.1 allows remote attackers to execute arbitrary JavaScript via a… vulnerability

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References