{"id":"CVE-2019-10251","aliases":["EUVD-2019-2256","GHSA-26r9-9qgm-57v8"],"status":"published","title":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain...","description":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain modules associated with PDF and Microsoft Office files (related to libpicsel), which allows MITM attacks.","severity":{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00803,"percentile":0.56975,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-319"],"published":"2019-03-28T14:01:04Z","modified":"2026-06-17T02:10:34Z","products":[{"vendor":"ucweb","product":"uc_browser"}],"references":[{"url":"https://www.bleepingcomputer.com/news/security/uc-browser-for-android-desktop-exposes-500-million-users-to-mitm-attacks/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://news.drweb.com/show/?i=13176\u0026c=38","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10251"},{"url":"https://github.com/advisories/GHSA-26r9-9qgm-57v8"}],"sources":{"cve":[{"id":"CVE-2019-10251","description":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain modules associated with PDF and Microsoft Office files (related to libpicsel), which allows MITM attacks.","status":"published","published":"2019-03-28T14:01:04Z","modified":"2024-08-04T22:17:19.674Z","updated_at":"2026-11-02T14:20:19.056416Z"}],"euvd":[{"id":"EUVD-2019-2256","description":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain modules associated with PDF and Microsoft Office files (related to libpicsel), which allows MITM attacks.","status":"published","published":"2019-03-28T14:01:04Z","modified":"2024-08-04T22:17:19Z","updated_at":"2026-11-03T02:40:53.61807Z"}],"ghsa":[{"id":"GHSA-26r9-9qgm-57v8","title":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain...","description":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain modules associated with PDF and Microsoft Office files (related to libpicsel), which allows MITM attacks.","status":"published","published":"2022-05-13T01:07:57Z","modified":"2023-02-01T05:03:13Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T14:50:02.204531Z"}],"nvd":[{"id":"CVE-2019-10251","description":"The UCWeb UC Browser application through 2019-03-26 for Android uses HTTP to download certain modules associated with PDF and Microsoft Office files (related to libpicsel), which allows MITM attacks.","status":"published","published":"2019-03-28T15:29:00.327Z","modified":"2026-06-17T02:10:34.9Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T14:05:09.523883Z"}]}}