{"id":"CVE-2019-14491","aliases":["GHSA-fm39-cw8h-3p63","PYSEC-2026-2797","PYSEC-2026-2818","PYSEC-2026-2836","PYSEC-2026-720"],"url":"https://o3.security/vulnerability/CVE-2019-14491","summary":"Out-of-bounds Read in OpenCV","details":"An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1 (OpenCV-Python before 3.4.7.28 and 4.x before 4.1.1.26). There is an out of bounds read in the function cv::predictOrdered<cv::HaarEvaluator> in modules/objdetect/src/cascadedetect.hpp, which leads to denial of service.","published":"2019-08-01T17:15:13.453Z","modified":"2026-10-05T07:02:28.119083Z","cvss":{"score":8.2,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"},"epss":{"score":0.02669,"percentile":0.85023,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"PyPI","name":"opencv-python","fixedVersion":"3.4.7.28"},{"ecosystem":"PyPI","name":"opencv-python","fixedVersion":"4.1.1.26"},{"ecosystem":"PyPI","name":"opencv-python-headless","fixedVersion":"3.4.7.28"},{"ecosystem":"PyPI","name":"opencv-python-headless","fixedVersion":"4.1.1.26"},{"ecosystem":"PyPI","name":"opencv-contrib-python","fixedVersion":"3.4.7.28"},{"ecosystem":"PyPI","name":"opencv-contrib-python","fixedVersion":"4.1.1.26"},{"ecosystem":"PyPI","name":"opencv-contrib-python-headless","fixedVersion":"3.4.7.28"},{"ecosystem":"PyPI","name":"opencv-contrib-python-headless","fixedVersion":"4.1.1.26"}],"fix":null,"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HPFLN6QAX6SUA4XR4NMKKXX26H3TYCVQ/"},{"type":"ADVISORY","url":"https://github.com/opencv/opencv/compare/33b765d...4a7ca5a"},{"type":"ADVISORY","url":"https://github.com/opencv/opencv/compare/371bba8...ddbd10c"},{"type":"EVIDENCE","url":"https://github.com/opencv/opencv/issues/15125"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-14491"},{"type":"PACKAGE","url":"https://github.com/opencv/opencv-python"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HPFLN6QAX6SUA4XR4NMKKXX26H3TYCVQ"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-05T07:02:28.119083Z"}}