CVE-2026-30691

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-20 · updated 2026-07-23
Weakness: CWE-79

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

References

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

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