{"id":"CVE-2021-44749","aliases":["EUVD-2021-31564","GHSA-q4ff-m563-fvv4"],"status":"published","title":"Universal Cross-Site Scripting Vulnerability in F-Secure SAFE Browser Protection for Android","description":"A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling can be triggered to cause universal cross-site scripting through browsing protection in a SAFE web browser. User interaction is required prior to exploitation. A successful exploitation may lead to arbitrary code execution.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00817,"percentile":0.57424,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-03-06T19:05:46Z","modified":"2026-06-17T04:12:49Z","products":[{"vendor":"f-secure","product":"f-secure safe browser for android version 18.5"},{"vendor":"f-secure","product":"safe"}],"references":[{"url":"https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-44749","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44749"},{"url":"https://github.com/advisories/GHSA-q4ff-m563-fvv4"}],"sources":{"cve":[{"id":"CVE-2021-44749","title":"Universal Cross-Site Scripting Vulnerability in F-Secure SAFE Browser Protection for Android","description":"A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling can be triggered to cause universal cross-site scripting through browsing protection in a SAFE web browser. User interaction is required prior to exploitation. A successful exploitation may lead to arbitrary code execution.","status":"published","published":"2022-03-06T19:05:46Z","modified":"2024-08-04T04:32:12.908Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-31564","description":"A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling can be triggered to cause universal cross-site scripting through browsing protection in a SAFE web browser. User interaction is required prior to exploitation. A successful exploitation may lead to arbitrary code execution.","status":"published","published":"2022-03-06T19:05:46Z","modified":"2024-08-04T04:32:12Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T03:08:28.560815Z"}],"ghsa":[{"id":"GHSA-q4ff-m563-fvv4","title":"A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling...","description":"A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling can be triggered to cause universal cross-site scripting through browsing protection in a SAFE web browser. User interaction is required prior to exploitation. A successful exploitation may lead to arbitrary code execution.","status":"published","published":"2022-03-07T00:00:38Z","modified":"2023-02-03T05:06:23Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:53:53.812094Z"}],"nvd":[{"id":"CVE-2021-44749","description":"A vulnerability affecting F-Secure SAFE browser protection was discovered improper URL handling can be triggered to cause universal cross-site scripting through browsing protection in a SAFE web browser. User interaction is required prior to exploitation. A successful exploitation may lead to arbitrary code execution.","status":"published","published":"2022-03-06T20:15:07.997Z","modified":"2026-06-17T04:12:49.163Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:05.198719Z"}]}}