{"id":"CVE-2021-32581","aliases":["EUVD-2021-19421","GHSA-6fw4-x9r3-mvgh"],"status":"published","title":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5...","description":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent prior to build 26653, Acronis Cyber Protect prior to build 27009 did not implement SSL certificate validation.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00726,"percentile":0.54582,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2021-08-05T19:19:41Z","modified":"2026-06-17T03:53:12Z","products":[{"vendor":"acronis","product":"cyber_protect_cloud"},{"vendor":"acronis","product":"cyber_protection_agent"},{"vendor":"acronis","product":"true_image"}],"references":[{"url":"https://kb.acronis.com/content/68419","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://kb.acronis.com/content/68413","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://kb.acronis.com/content/68648","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32581"},{"url":"https://github.com/advisories/GHSA-6fw4-x9r3-mvgh"}],"sources":{"cve":[{"id":"CVE-2021-32581","description":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent prior to build 26653, Acronis Cyber Protect prior to build 27009 did not implement SSL certificate validation.","status":"published","published":"2021-08-05T19:19:41Z","modified":"2024-08-03T23:25:30.448Z","updated_at":"2026-11-02T14:33:07.014772Z"}],"euvd":[{"id":"EUVD-2021-19421","description":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent prior to build 26653, Acronis Cyber Protect prior to build 27009 did not implement SSL certificate validation.","status":"published","published":"2021-08-05T19:19:41Z","modified":"2024-08-03T23:25:30Z","updated_at":"2026-11-03T03:24:36.41075Z"}],"ghsa":[{"id":"GHSA-6fw4-x9r3-mvgh","title":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5...","description":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent prior to build 26653, Acronis Cyber Protect prior to build 27009 did not implement SSL certificate validation.","status":"published","published":"2022-05-24T19:10:10Z","modified":"2023-01-30T05:01:17Z","cwes":["CWE-295"],"updated_at":"2026-11-02T14:46:22.480874Z"}],"nvd":[{"id":"CVE-2021-32581","description":"Acronis True Image prior to 2021 Update 4 for Windows, Acronis True Image prior to 2021 Update 5 for Mac, Acronis Agent prior to build 26653, Acronis Cyber Protect prior to build 27009 did not implement SSL certificate validation.","status":"published","published":"2021-08-05T20:15:09.1Z","modified":"2026-06-17T03:53:12.807Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:06:56.562207Z"}]}}