{"id":"CVE-2018-19991","aliases":["EUVD-2018-11658","GHSA-x3gm-fcg7-59j9"],"status":"published","title":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because...","description":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02326,"percentile":0.83622,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-755"],"published":"2018-12-10T00:00:00Z","modified":"2026-10-20T10:50:06Z","products":[{"vendor":"verynginx_project","product":"verynginx"}],"references":[{"url":"https://github.com/alexazhou/VeryNginx/issues/218","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19991"},{"url":"https://github.com/advisories/GHSA-x3gm-fcg7-59j9"}],"sources":{"cve":[{"id":"CVE-2018-19991","description":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.","status":"published","published":"2018-12-10T00:00:00Z","modified":"2024-08-05T11:51:17.967Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2018-11658","description":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.","status":"published","published":"2018-12-10T00:00:00Z","modified":"2024-08-05T11:51:17Z","updated_at":"2026-11-03T02:39:31.9745Z"}],"ghsa":[{"id":"GHSA-x3gm-fcg7-59j9","title":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because...","description":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.","status":"published","published":"2022-05-13T01:19:50Z","modified":"2023-02-01T05:05:58Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-755"],"updated_at":"2026-11-02T14:50:17.937177Z"}],"nvd":[{"id":"CVE-2018-19991","description":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.","status":"published","published":"2018-12-10T00:29:00.2Z","modified":"2026-06-17T01:50:15.07Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-755"],"updated_at":"2026-11-02T14:04:49.995593Z"}],"osv":[{"id":"CVE-2018-19991","description":"VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.","status":"published","published":"2018-12-10T00:29:00.2Z","modified":"2026-10-20T10:50:06.237438722Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:09.145458Z"}]}}