{"cve":"CVE-2016-5766","nvd":{"published":"2016-08-07T10:59:13.663","modified":"2026-06-17T00:50:00.553","status":"Modified","description":"Integer overflow in the _gd2GetHeader function in gd_gd2.c in the GD Graphics Library (aka libgd) before 2.2.3, as used in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8, allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via crafted chunk dimensions in an image.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-190"],"references":["http://github.com/php/php-src/commit/7722455726bec8c53458a32851d2a87982cf0eac?w=1","http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html","http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html","http://php.net/ChangeLog-5.php"],"products":["debian:debian_linux","fedoraproject:fedora","freebsd:freebsd","libgd:libgd","redhat:enterprise_linux","redhat:openshift"],"source":"nvd","synced_at":"2026-10-19T20:40:10.783210791+00:00"},"epss":{"cve":"CVE-2016-5766","score":0.07495,"percentile":0.94484,"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."]}