{"id":"CVE-2026-30691","title":"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","summary":"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 …","severity":"medium","cvss":6.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","cwe":["CWE-79"],"published":"2026-05-20","updated":"2026-07-23","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-30691","references":[{"url":"https://github.com/cyntler/react-doc-viewer/issues/317","label":"cve@mitre.org"},{"url":"https://github.com/walidriouah/CVE-2026-30691","label":"cve@mitre.org"},{"url":"https://github.com/walidriouah/CVE-2026-30691","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","exploit-available"],"epss":0.00298,"epssPercentile":0.22761,"ingestedAt":"2026-07-23T12:17:55.642Z","exploits":{"github":1,"githubRepos":["https://github.com/walidriouah/CVE-2026-30691"],"checkedAt":"2026-09-24T07:53:01.863Z"},"exploitAvailable":true,"slug":"CVE-2026-30691","body":"## Overview\n\nCross-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\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":46,"depthScoreParts":{"impact":33.6,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":5069,"id":"CVE-2026-30691","ts":1788887241229,"field":"exploit_available","old":"false","new":"true"},{"seq":3952,"id":"CVE-2026-30691","ts":1788886363002,"field":"exploit_available","old":"true","new":"false"},{"seq":2773,"id":"CVE-2026-30691","ts":1788883029123,"field":"exploit_available","old":"false","new":"true"},{"seq":1802,"id":"CVE-2026-30691","ts":1788882432647,"field":"exploit_available","old":"true","new":"false"},{"seq":908,"id":"CVE-2026-30691","ts":1788881866108,"field":"exploit_available","old":"false","new":"true"}]}