{"id":"CVE-2018-19620","aliases":["EUVD-2022-4753","GHSA-pfrc-5hhq-6hvr"],"status":"published","title":"Showdoc Unauthenticated Access","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.","severity":{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0126,"percentile":0.69783,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-425"],"published":"2018-11-28T08:00:00Z","modified":"2026-10-20T10:48:16Z","fixes":[{"ecosystem":"Packagist","package":"showdoc/showdoc","fixed_in":["2.4.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"showdoc/showdoc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.2"}]}]},{"source":"osv","ecosystem":"Packagist","package":"showdoc/showdoc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.2"}]}],"versions":["v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.0.4","v1.0.5","v1.1.0","v1.1.1","v1.1.3","v1.1.4","v1.1.5","v1.2.0","v1.2.1","v1.2.2","v1.2.3","v1.2.4","v1.2.5","v1.2.6","v1.3.0","v1.3.1","v1.3.3","v1.3.4","v1.3.5","v1.3.6","v1.3.7","v1.3.8","v1.4.0","v1.4.1","v1.4.2","v1.4.3","v1.4.4","v1.4.5","v1.4.6","v1.4.7","v1.5.0","v1.5.1","v1.5.2","v1.5.3","v1.6.0","v1.6.1","v1.6.2","v1.7.0","v1.7.1","v1.7.2","v1.8.0","v1.8.1","v1.8.2","v1.8.3","v1.8.4","v1.8.5","v1.8.6","v2.0","v2.0.1","v2.0.10","v2.0.2","v2.0.3","v2.0.4","v2.0.5","v2.0.6","v2.0.7","v2.0.8","v2.0.9","v2.1.0","v2.1.1","v2.1.2","v2.1.3","v2.1.4","v2.1.5","v2.2.0","v2.2.1","v2.3.0","v2.3.1","v2.3.3","v2.4.0","v2.4.1"]}],"products":[{"vendor":"showdoc","product":"showdoc"}],"references":[{"url":"https://github.com/CCCCCrash/POCs/tree/master/Web/showdoc/IncorrectAccessControl#0x02-modify","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://github.com/star7th/showdoc/issues/397","tags":["x_refsource_MISC","x_transferred","Issue Tracking","report","web"]},{"url":"https://github.com/star7th/showdoc/commit/bcdb5e3519285bdf81e618b3c9b90d22bc49e13c","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19620","tags":["advisory"]},{"url":"https://github.com/star7th/showdoc/commits/v2.4.2","tags":["web"]},{"url":"https://github.com/advisories/GHSA-pfrc-5hhq-6hvr"},{"url":"https://github.com/star7th/showdoc","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2018-19620","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.","status":"published","published":"2018-11-28T08:00:00Z","modified":"2024-09-16T17:19:05.283Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2022-4753","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.","status":"published","published":"2018-11-28T08:00:00Z","modified":"2024-09-16T17:19:05Z","updated_at":"2026-11-03T00:55:42.930901Z"}],"ghsa":[{"id":"GHSA-pfrc-5hhq-6hvr","title":"Showdoc Unauthenticated Access","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified `page_id`.","status":"published","published":"2022-05-13T01:50:52Z","modified":"2025-05-06T23:22:10Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-425"],"updated_at":"2026-11-02T14:38:43.172412Z"}],"nvd":[{"id":"CVE-2018-19620","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.","status":"published","published":"2018-11-28T08:29:00.277Z","modified":"2026-06-17T01:49:36.487Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-425"],"updated_at":"2026-11-02T14:04:48.987926Z"}],"osv":[{"id":"CVE-2018-19620","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified page_id.","status":"published","published":"2018-11-28T08:29:00.277Z","modified":"2026-10-20T10:48:16.086031453Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:08.834469Z"},{"id":"GHSA-pfrc-5hhq-6hvr","title":"Showdoc Unauthenticated Access","description":"ShowDoc 2.4.1 allows remote attackers to edit other users' notes by navigating with a modified `page_id`.","status":"published","published":"2022-05-13T01:50:52Z","modified":"2025-05-06T23:31:40.561537Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-425"],"updated_at":"2026-11-02T15:46:53.244788Z"}]}}