CVE-2026-30691

State: Published
Severity: 6.1 Medium
Published: May 20, 2026
Updated: May 20, 2026
Reserved: Mar 4, 2026

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

Scores

CVSS	Score	Vector	Source
3.1	6.1 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N	CISA-ADP

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/cyntler/react-doc-viewer/issues/317
https://github.com/walidriouah/CVE-2026-30691

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