{"id":"CVE-2021-34369","aliases":["EUVD-2021-21028","GHSA-vf96-5gw2-gvj4"],"status":"disputed","title":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote...","description":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states \"the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.08236,"percentile":0.94966,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2021-06-09T11:32:43Z","modified":"2026-06-17T03:55:43Z","exploits":[{"source":"exploitdb","id":"EDB-49991","title":"Accela Civic Platform 21.1 - 'contactSeqNumber' Insecure Direct Object References (IDOR)","type":"webapps","platform":"multiple","date":"2021-06-14","url":"https://www.exploit-db.com/exploits/49991"}],"products":[{"vendor":"accela","product":"civic_platform"}],"references":[{"url":"https://gist.github.com/0xx7/58943bb6e9ef77a09d3c7eb00dcafdc7","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/163116/Accela-Civic-Platform-21.1-Insecure-Direct-Object-Reference.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34369"},{"url":"https://github.com/advisories/GHSA-vf96-5gw2-gvj4"}],"sources":{"cve":[{"id":"CVE-2021-34369","description":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states \"the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.","status":"disputed","published":"2021-06-09T11:32:43Z","modified":"2024-08-04T00:12:49.89Z","updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21028","description":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states \"the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.","status":"published","published":"2021-06-09T11:32:43Z","modified":"2024-08-04T00:12:49Z","updated_at":"2026-11-03T03:24:32.445199Z"}],"ghsa":[{"id":"GHSA-vf96-5gw2-gvj4","title":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote...","description":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value.","status":"published","published":"2022-05-24T19:04:40Z","modified":"2024-03-30T05:01:51Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T14:55:45.740984Z"}],"nvd":[{"id":"CVE-2021-34369","description":"portlets/contact/ref/refContactDetail.do in Accela Civic Platform through 20.1 allows remote attackers to obtain sensitive information via a modified contactSeqNumber value. NOTE: the vendor states \"the information that is being queried is authorized for an authenticated user of that application, so we consider this not applicable.","status":"disputed","published":"2021-06-09T12:15:08.033Z","modified":"2026-06-17T03:55:43.857Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:54.439974Z"}]}}