{"id":"GHSA-gcm9-cc3r-c6vj","summary":"Cross-site Scripting (XSS) in Eclipse Theia","details":"In Eclipse Theia versions up to and including 1.2.0, the Markdown Preview (@theia/preview), can be exploited to execute arbitrary code.","aliases":["CVE-2020-27224"],"modified":"2023-11-08T04:03:21.439389Z","published":"2021-04-13T15:18:09Z","database_specific":{"nvd_published_at":"2021-02-24T17:15:00Z","cwe_ids":["CWE-79"],"severity":"CRITICAL","github_reviewed":true,"github_reviewed_at":"2021-03-29T22:10:04Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27224"},{"type":"WEB","url":"https://github.com/eclipse-theia/theia/issues/7954"},{"type":"WEB","url":"https://github.com/eclipse-theia/theia/pull/7971"},{"type":"WEB","url":"https://omespino.com/write-up-google-bug-bounty-xss-to-cloud-shell-instance-takeover-rce-as-root-5000-usd"}],"affected":[{"package":{"name":"@theia/preview","ecosystem":"npm","purl":"pkg:npm/%40theia/preview"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.3.0"}]}],"database_specific":{"last_known_affected_version_range":"\u003c 1.2.0","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/04/GHSA-gcm9-cc3r-c6vj/GHSA-gcm9-cc3r-c6vj.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"}]}