{"id":"CVE-2021-22855","aliases":["EUVD-2021-9990","GHSA-rmg8-qpvh-whhg"],"status":"published","title":"Soar Cloud System Co., Ltd. HR Portal - Arbitrary Code Execution","description":"The specific function of HR Portal of Soar Cloud System accepts any type of object to be deserialized. Attackers can send malicious serialized objects to execute arbitrary commands.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02039,"percentile":0.81283,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2021-02-17T13:30:20Z","modified":"2026-06-17T03:37:53Z","products":[{"vendor":"hr_portal_project","product":"hr_portal"},{"vendor":"soar cloud","product":"hr portal"},{"vendor":"soar cloud system co., ltd.","product":"hr portal"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-4405-2ddde-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.chtsecurity.com/news/d334641f-2b28-4eab-a5ed-c6ec6740557e","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22855"},{"url":"https://github.com/advisories/GHSA-rmg8-qpvh-whhg"}],"sources":{"cve":[{"id":"CVE-2021-22855","title":"Soar Cloud System Co., Ltd. HR Portal - Arbitrary Code Execution","description":"The specific function of HR Portal of Soar Cloud System accepts any type of object to be deserialized. Attackers can send malicious serialized objects to execute arbitrary commands.","status":"published","published":"2021-02-17T13:30:20.743Z","modified":"2024-09-16T20:52:52.968Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:32:57.368269Z"}],"euvd":[{"id":"EUVD-2021-9990","description":"The specific function of HR Portal of Soar Cloud System accepts any type of object to be deserialized. Attackers can send malicious serialized objects to execute arbitrary commands.","status":"published","published":"2021-02-17T13:30:20Z","modified":"2024-09-16T20:52:52Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:55:10.024877Z"}],"ghsa":[{"id":"GHSA-rmg8-qpvh-whhg","title":"The specific function of HR Portal of Soar Cloud System accepts any type of object to be...","description":"The specific function of HR Portal of Soar Cloud System accepts any type of object to be deserialized. Attackers can send malicious serialized objects to execute arbitrary commands.","status":"published","published":"2022-05-24T17:42:32Z","modified":"2023-01-29T05:05:49Z","cwes":["CWE-502"],"updated_at":"2026-11-02T14:45:52.819939Z"}],"nvd":[{"id":"CVE-2021-22855","description":"The specific function of HR Portal of Soar Cloud System accepts any type of object to be deserialized. Attackers can send malicious serialized objects to execute arbitrary commands.","status":"published","published":"2021-02-17T14:15:19.327Z","modified":"2026-06-17T03:37:53.25Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:06:50.031227Z"}]}}