CVE-2026-30691 | THREATINT

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

PUBLISHED Reserved 2026-03-04 | Published 2026-05-20 | Updated 2026-05-20 | Assigner mitre

References

github.com/walidriouah/CVE-2026-30691 exploit

github.com/cyntler/react-doc-viewer/issues/317

github.com/walidriouah/CVE-2026-30691

cve.org (CVE-2026-30691)

nvd.nist.gov (CVE-2026-30691)

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