{"id":"CVE-2020-29160","aliases":["EUVD-2020-21540","GHSA-2f29-629x-3r89"],"status":"published","title":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change...","description":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0091,"percentile":0.60415,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862","CWE-863"],"published":"2020-12-28T07:55:27Z","modified":"2026-10-20T10:53:13Z","products":[{"vendor":"zammad","product":"zammad"}],"references":[{"url":"https://zammad.com/en/advisories/zaa-2020-24","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://github.com/zammad/zammad/commit/28944de180a88698509a656f61558bf9d7f810f4","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-29160"},{"url":"https://github.com/advisories/GHSA-2f29-629x-3r89"}],"sources":{"cve":[{"id":"CVE-2020-29160","description":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.","status":"published","published":"2020-12-28T07:55:27Z","modified":"2024-08-04T16:48:01.535Z","updated_at":"2026-11-02T14:35:55.460269Z"}],"euvd":[{"id":"EUVD-2020-21540","description":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.","status":"published","published":"2020-12-28T07:55:27Z","modified":"2024-08-04T16:48:01Z","updated_at":"2026-11-03T03:07:07.919663Z"}],"ghsa":[{"id":"GHSA-2f29-629x-3r89","title":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change...","description":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.","status":"published","published":"2022-05-24T17:37:26Z","modified":"2023-01-29T05:04:51Z","cwes":["CWE-863"],"updated_at":"2026-11-02T14:45:39.24589Z"}],"nvd":[{"id":"CVE-2020-29160","description":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.","status":"published","published":"2020-12-28T08:15:11.617Z","modified":"2026-06-17T03:11:06.31Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:06:28.340168Z"}],"osv":[{"id":"CVE-2020-29160","description":"An issue was discovered in Zammad before 3.5.1. A REST API call allows an attacker to change Ticket Article data in a way that defeats auditing.","status":"published","published":"2020-12-28T08:15:11.617Z","modified":"2026-10-20T10:53:13.231439345Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:16.612899Z"}]}}