{"id":"CVE-2019-13190","aliases":["EUVD-2019-4711","GHSA-h2j8-mg54-r682"],"status":"published","title":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows...","description":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01387,"percentile":0.72445,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2019-09-05T16:49:25Z","modified":"2026-10-24T10:30:41Z","products":[{"vendor":"eng","product":"knowage"}],"references":[{"url":"https://blog.contentsecurity.com.au/knowage-captcha-bypass","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13190"},{"url":"https://github.com/advisories/GHSA-h2j8-mg54-r682"}],"sources":{"cve":[{"id":"CVE-2019-13190","description":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.","status":"published","published":"2019-09-05T16:49:25Z","modified":"2024-08-04T23:41:10.482Z","updated_at":"2026-11-02T14:20:24.357095Z"}],"euvd":[{"id":"EUVD-2019-4711","description":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.","status":"published","published":"2019-09-05T16:49:25Z","modified":"2024-08-04T23:41:10Z","updated_at":"2026-11-03T02:40:43.368399Z"}],"ghsa":[{"id":"GHSA-h2j8-mg54-r682","title":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows...","description":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.","status":"published","published":"2022-05-24T16:55:30Z","modified":"2024-04-04T01:53:22Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:56:03.89673Z"}],"nvd":[{"id":"CVE-2019-13190","description":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.","status":"published","published":"2019-09-05T17:15:11.39Z","modified":"2026-06-17T02:16:15.037Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:05:25.691233Z"}],"osv":[{"id":"CVE-2019-13190","description":"In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.","status":"published","published":"2019-09-05T17:15:11.39Z","modified":"2026-10-24T10:30:41.584609403Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T15:44:11.029493Z"}]}}