{"id":"CVE-2019-11825","aliases":["EUVD-2019-3491","GHSA-x5gw-2qjg-7h6j"],"status":"published","title":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615...","description":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00788,"percentile":0.5653,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2019-06-30T15:00:18Z","modified":"2026-06-17T02:13:41Z","products":[{"vendor":"humhub","product":"calendar"},{"vendor":"synology","product":"calendar"}],"references":[{"url":"https://www.synology.com/security/advisory/Synology_SA_19_04","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11825"},{"url":"https://github.com/advisories/GHSA-x5gw-2qjg-7h6j"}],"sources":{"cve":[{"id":"CVE-2019-11825","description":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.","status":"published","published":"2019-06-30T15:00:18.477Z","modified":"2024-09-16T20:03:10.238Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:26.416173Z"}],"euvd":[{"id":"EUVD-2019-3491","description":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.","status":"published","published":"2019-06-30T15:00:18Z","modified":"2024-09-16T20:03:10Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T00:55:17.735013Z"}],"ghsa":[{"id":"GHSA-x5gw-2qjg-7h6j","title":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615...","description":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.","status":"published","published":"2022-05-24T16:49:04Z","modified":"2023-02-07T05:05:07Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:53:58.500745Z"}],"nvd":[{"id":"CVE-2019-11825","description":"Cross-site scripting (XSS) vulnerability in Event Editor in Synology Calendar before 2.3.0-0615 allows remote attackers to inject arbitrary web script or HTML via the title parameter.","status":"published","published":"2019-06-30T15:15:09.713Z","modified":"2026-06-17T02:13:41.32Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:05:17.695191Z"}]}}