{"id":"CVE-2021-41733","aliases":["EUVD-2021-28745","GHSA-rxgx-ggx4-6jr5"],"status":"published","title":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","description":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00742,"percentile":0.54998,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2021-11-08T14:10:44Z","modified":"2026-10-20T10:55:01Z","products":[{"vendor":"oppia","product":"oppia"}],"references":[{"url":"https://github.com/oppia/oppia/pull/13892","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41733"},{"url":"https://github.com/advisories/GHSA-rxgx-ggx4-6jr5"}],"sources":{"cve":[{"id":"CVE-2021-41733","description":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","status":"published","published":"2021-11-08T14:10:44Z","modified":"2024-08-04T03:15:29.261Z","updated_at":"2026-11-02T14:32:59.105382Z"}],"euvd":[{"id":"EUVD-2021-28745","description":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","status":"published","published":"2021-11-08T14:10:44Z","modified":"2024-08-04T03:15:29Z","updated_at":"2026-11-03T03:24:17.230256Z"}],"ghsa":[{"id":"GHSA-rxgx-ggx4-6jr5","title":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","description":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","status":"published","published":"2022-05-24T19:20:01Z","modified":"2023-01-30T05:03:46Z","cwes":["CWE-601"],"updated_at":"2026-11-02T14:46:54.242582Z"}],"nvd":[{"id":"CVE-2021-41733","description":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","status":"published","published":"2021-11-08T15:15:08.01Z","modified":"2026-06-17T04:08:50.85Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","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-601"],"updated_at":"2026-11-02T14:07:00.984108Z"}],"osv":[{"id":"CVE-2021-41733","description":"Oppia 3.1.4 does not verify that certain URLs are valid before navigating to them.","status":"published","published":"2021-11-08T15:15:08.01Z","modified":"2026-10-20T10:55:01.778325522Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:21.557945Z"}]}}