{"id":"CVE-2021-26835","details":"No filtering of cross-site scripting (XSS) payloads in the markdown-editor in Zettlr 1.8.7 allows attackers to perform remote code execution via a crafted file.","modified":"2026-05-16T04:03:03.567599383Z","published":"2021-06-18T12:15:08.040Z","database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/Zettlr/Zettlr/releases/tag/v1.8.9"},{"type":"FIX","url":"https://github.com/Zettlr/Zettlr/issues/1716"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}