{"id":"CVE-2018-3780","aliases":["EUVD-2018-15575","GHSA-9qxg-6mvx-c4mc","MGASA-2018-0394"],"status":"published","title":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5...","description":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.","severity":{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00885,"percentile":0.59467,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2018-08-13T19:00:00Z","modified":"2026-10-24T10:30:56Z","fixes":[{"ecosystem":"Mageia:6","package":"nextcloud","fixed_in":["13.0.6-1.mga6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Mageia:6","package":"nextcloud","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"13.0.6-1.mga6"}]}]}],"products":[{"vendor":"nextcloud","product":"nextcloud/server"},{"vendor":"nextcloud","product":"nextcloud_server"}],"references":[{"url":"https://nextcloud.com/security/advisory/?id=NC-SA-2018-008","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://hackerone.com/reports/383117","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3780"},{"url":"https://github.com/advisories/GHSA-9qxg-6mvx-c4mc"},{"url":"https://advisories.mageia.org/MGASA-2018-0394.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=23497","tags":["report"]},{"url":"https://nextcloud.com/changelog/#latest13","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2018-08/msg00154.html","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2018-3780","description":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.","status":"published","published":"2018-08-13T19:00:00Z","modified":"2024-08-05T04:50:30.46Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:05.619113Z"}],"euvd":[{"id":"EUVD-2018-15575","description":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.","status":"published","published":"2018-08-13T19:00:00Z","modified":"2024-08-05T04:50:30Z","updated_at":"2026-11-03T02:40:15.208866Z"}],"ghsa":[{"id":"GHSA-9qxg-6mvx-c4mc","title":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5...","description":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.","status":"published","published":"2022-05-13T01:32:18Z","modified":"2023-02-01T05:08:27Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:50:46.174982Z"}],"nvd":[{"id":"CVE-2018-3780","description":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.","status":"published","published":"2018-08-13T19:29:00.967Z","modified":"2026-06-17T01:57:48.95Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/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":"2026-11-02T14:04:35.310988Z"}],"osv":[{"id":"CVE-2018-3780","description":"A missing sanitization of search results for an autocomplete field in NextCloud Server \u003c13.0.5 could lead to a stored XSS requiring user-interaction. The missing sanitization only affected user names, hence malicious search results could only be crafted by authenticated users.","status":"published","published":"2018-08-13T19:29:00.967Z","modified":"2026-10-24T10:30:56.058006845Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:09.442568Z"},{"id":"MGASA-2018-0394","title":"Updated nextcloud packages fix security vulnerability","description":"Nextcloud has been updated to 13.0.6 and fixes at least the following\nsecurity issue:\n\nA missing sanitization of search results for an autocomplete field could\nlead to a stored XSS requiring user-interaction. The missing sanitization\nonly affected user names, hence malicious search results could only be\ncrafted by authenticated users (CVE-2018-3780).\n","status":"published","published":"2018-10-14T00:58:33Z","modified":"2026-04-16T06:24:50.880921316Z","updated_at":"2026-11-02T15:49:40.793816Z"}]}}