{"cve":"CVE-2019-5063","nvd":{"published":"2020-01-03T17:15:12.210","modified":"2026-06-17T02:37:04.067","status":"Modified","description":"An exploitable heap buffer overflow vulnerability exists in the data structure persistence functionality of OpenCV 4.1.0. A specially crafted XML file can cause a buffer overflow, resulting in multiple heap corruptions and potential code execution. An attacker can provide a specially crafted file to trigger this vulnerability.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-787","CWE-120"],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2019-0852","https://www.oracle.com//security-alerts/cpujul2021.html","https://www.oracle.com/security-alerts/cpuApr2021.html","https://talosintelligence.com/vulnerability_reports/TALOS-2019-0852","https://www.oracle.com//security-alerts/cpujul2021.html"],"products":["opencv:opencv","oracle:application_testing_suite","oracle:big_data_spatial_and_graph","oracle:enterprise_manager_base_platform"],"source":"nvd","synced_at":"2026-10-19T21:01:01.339895972+00:00"},"epss":{"cve":"CVE-2019-5063","score":0.21108,"percentile":0.9758,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-m6vm-8g8v-xfjh","url":"https://osv.dev/vulnerability/GHSA-m6vm-8g8v-xfjh","summary":"Out-of-bounds Write in OpenCV","modified":"2026-09-10T03:49:16.253630526Z","packages":[{"ecosystem":"PyPI","name":"opencv-python","purl":"pkg:pypi/opencv-python","ranges":["<=4.1.0.25"],"fixed":[]},{"ecosystem":"PyPI","name":"opencv-python-headless","purl":"pkg:pypi/opencv-python-headless","ranges":["<=4.1.0.25"],"fixed":[]},{"ecosystem":"PyPI","name":"opencv-contrib-python","purl":"pkg:pypi/opencv-contrib-python","ranges":["<=4.1.0.25"],"fixed":[]},{"ecosystem":"PyPI","name":"opencv-contrib-python-headless","purl":"pkg:pypi/opencv-contrib-python-headless","ranges":["<=4.1.0.25"],"fixed":[]}]},{"id":"PYSEC-2026-2801","url":"https://osv.dev/vulnerability/PYSEC-2026-2801","summary":"Out-of-bounds Write in OpenCV","modified":"2026-07-13T16:43:35.489311375Z","packages":[{"ecosystem":"PyPI","name":"opencv-contrib-python","purl":"pkg:pypi/opencv-contrib-python","ranges":["<=4.1.0.25"],"fixed":[]}]},{"id":"PYSEC-2026-2826","url":"https://osv.dev/vulnerability/PYSEC-2026-2826","summary":"Out-of-bounds Write in OpenCV","modified":"2026-07-13T16:43:35.489311375Z","packages":[{"ecosystem":"PyPI","name":"opencv-python","purl":"pkg:pypi/opencv-python","ranges":["<=4.1.0.25"],"fixed":[]}]},{"id":"PYSEC-2026-2840","url":"https://osv.dev/vulnerability/PYSEC-2026-2840","summary":"Out-of-bounds Write in OpenCV","modified":"2026-07-13T16:43:35.489311375Z","packages":[{"ecosystem":"PyPI","name":"opencv-python-headless","purl":"pkg:pypi/opencv-python-headless","ranges":["<=4.1.0.25"],"fixed":[]}]},{"id":"PYSEC-2026-724","url":"https://osv.dev/vulnerability/PYSEC-2026-724","summary":"Out-of-bounds Write in OpenCV","modified":"2026-07-13T16:43:35.489311375Z","packages":[{"ecosystem":"PyPI","name":"opencv-contrib-python-headless","purl":"pkg:pypi/opencv-contrib-python-headless","ranges":["<=4.1.0.25"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}