{"id":"CVE-2018-12587","aliases":["EUVD-2018-4546","GHSA-c22x-m825-4cw6"],"status":"published","title":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary...","description":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00809,"percentile":0.5731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2018-08-13T17:00:00Z","modified":"2026-06-17T01:38:01Z","products":[{"vendor":"german_spelling_dictionary_project","product":"german_spelling_dictionary"}],"references":[{"url":"https://metamorfosec.com/Files/Advisories/METS-2018-003-A_XSS_Vulnerability_in_German_Spelling_Dictionary_1.3.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.openbugbounty.org/reports/610381/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-12587"},{"url":"https://github.com/advisories/GHSA-c22x-m825-4cw6"}],"sources":{"cve":[{"id":"CVE-2018-12587","description":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","status":"published","published":"2018-08-13T17:00:00Z","modified":"2024-08-05T08:38:06.308Z","updated_at":"2026-11-02T14:35:06.679212Z"}],"euvd":[{"id":"EUVD-2018-4546","description":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","status":"published","published":"2018-08-13T17:00:00Z","modified":"2024-08-05T08:38:06Z","updated_at":"2026-11-03T02:39:52.61924Z"}],"ghsa":[{"id":"GHSA-c22x-m825-4cw6","title":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary...","description":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","status":"published","published":"2022-05-14T02:41:33Z","modified":"2023-02-02T05:06:06Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:52:14.631002Z"}],"nvd":[{"id":"CVE-2018-12587","description":"A cross-site scripting (XSS) vulnerability was found in valeuraddons German Spelling Dictionary v1.3 (an Opera Browser add-on). Instead of providing text for a spelling check, remote attackers may inject arbitrary web script or HTML via the ajax query parameter in the URL Address Bar.","status":"published","published":"2018-08-13T17:29:00.857Z","modified":"2026-06-17T01:38:01.183Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:04:35.310988Z"}]}}