{"cve":"CVE-2017-7866","nvd":{"published":"2017-04-14T04:59:00.617","modified":"2026-06-17T01:25:22.203","status":"Modified","description":"FFmpeg before 2017-01-23 has an out-of-bounds write caused by a stack-based buffer overflow related to the decode_zbuf function in libavcodec/pngdec.c.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-787"],"references":["http://www.securityfocus.com/bid/97664","https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=444","https://github.com/FFmpeg/FFmpeg/commit/e371f031b942d73e02c090170975561fabd5c264","http://www.securityfocus.com/bid/97664","https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=444"],"products":["ffmpeg:ffmpeg"],"source":"nvd","synced_at":"2026-10-19T20:42:09.859288039+00:00"},"epss":{"cve":"CVE-2017-7866","score":0.02508,"percentile":0.84753,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}