{"id":"CVE-2016-1517","aliases":["GHSA-fffj-9qwg-qmh5","PYSEC-2026-2817","PYSEC-2026-708"],"title":"Improper Input Validation in OpenCV","summary":"Improper Input Validation in OpenCV","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","vendor":"opencv-python","product":"opencv-python","ecosystem":"pip","affected":["opencv-python < 3.3.1.11","opencv-contrib-python < 3.3.1.11"],"patched":["opencv-python 3.3.1.11","opencv-contrib-python 3.3.1.11"],"published":"2021-10-12","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:49:09.176908152Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-fffj-9qwg-qmh5","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-1517"},{"url":"https://github.com/opencv/opencv/issues/5956"},{"url":"https://github.com/opencv/opencv/pull/9376"},{"url":"https://arxiv.org/pdf/1701.04739.pdf"},{"url":"https://github.com/opencv/opencv-python"}],"tags":["osv","pip"],"epss":0.01595,"epssPercentile":0.74231,"ingestedAt":"2026-07-08T18:25:48.872Z","slug":"CVE-2016-1517","body":"## Overview\n\nOpenCV 3.0.0 allows remote attackers to cause a denial of service (segfault) via vectors involving corrupt chunks. This issue was fixed in OpenCV version 3.3.1 (corresponding to OpenCV 3.3.1.11).\n\n## Affected packages\n\n- `opencv-python < 3.3.1.11`\n- `opencv-contrib-python < 3.3.1.11`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `opencv-python 3.3.1.11`\n- `opencv-contrib-python 3.3.1.11`","depth":"sunlit","depthScore":31,"depthScoreParts":{"impact":30.3,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}