{"id":"CVE-2021-21956","aliases":["EUVD-2021-9127","GHSA-q66p-gvmf-c9v2"],"status":"published","title":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360...","description":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.","severity":{"version":"3.0","score":8.2,"vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01393,"percentile":0.72723,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2022-04-14T19:56:05Z","modified":"2026-06-17T03:36:25Z","products":[{"vendor":"cloudlinux","product":"imunify360"},{"vendor":"cloudlinux inc","product":"imunify360"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-21956"},{"url":"https://github.com/advisories/GHSA-q66p-gvmf-c9v2"}],"sources":{"cve":[{"id":"CVE-2021-21956","description":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-04-14T19:56:05.446Z","modified":"2025-04-15T19:08:21.054Z","cvss":[{"version":"3.0","score":8.2,"vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:33:00.137099Z"}],"euvd":[{"id":"EUVD-2021-9127","description":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-04-14T19:56:05Z","modified":"2025-04-15T19:08:21Z","cvss":[{"version":"3.0","score":8.2,"vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:52:26.772603Z"}],"ghsa":[{"id":"GHSA-q66p-gvmf-c9v2","title":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360...","description":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-04-15T00:00:39Z","modified":"2023-01-27T05:01:39Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:41:56.335336Z"}],"nvd":[{"id":"CVE-2021-21956","description":"A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.","status":"published","published":"2022-04-14T20:15:08.607Z","modified":"2026-06-17T03:36:25.69Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":8.2,"vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:07:06.029737Z"}]}}