{"id":"CVE-2021-44203","aliases":["EUVD-2021-31053","GHSA-3m7g-q8jw-q449"],"status":"published","title":"Stored cross-site scripting (XSS) was possible in protection plan details","description":"Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00466,"percentile":0.40773,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-11-29T18:19:01Z","modified":"2026-06-17T04:12:02Z","products":[{"vendor":"acronis","product":"acronis cyber protect 15"},{"vendor":"acronis","product":"cyber_protect"}],"references":[{"url":"https://security-advisory.acronis.com/advisories/SEC-3294","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44203"},{"url":"https://github.com/advisories/GHSA-3m7g-q8jw-q449"}],"sources":{"cve":[{"id":"CVE-2021-44203","title":"Stored cross-site scripting (XSS) was possible in protection plan details","description":"Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035","status":"published","published":"2021-11-29T18:19:01.156Z","modified":"2024-09-16T22:45:05.734Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2021-31053","description":"Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035","status":"published","published":"2021-11-29T18:19:01Z","modified":"2024-09-16T22:45:05Z","updated_at":"2026-11-03T00:55:00.150098Z"}],"ghsa":[{"id":"GHSA-3m7g-q8jw-q449","title":"Stored cross-site scripting (XSS) was possible in protection plan details. The following products...","description":"Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035","status":"published","published":"2021-11-30T00:00:47Z","modified":"2023-02-01T05:06:43Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:50:24.546925Z"}],"nvd":[{"id":"CVE-2021-44203","description":"Stored cross-site scripting (XSS) was possible in protection plan details. The following products are affected: Acronis Cyber Protect 15 (Windows, Linux) before build 28035","status":"published","published":"2021-11-29T19:15:08.163Z","modified":"2026-06-17T04:12:02.82Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:01.811115Z"}]}}