{"cve":"CVE-2016-5768","nvd":{"published":"2016-08-07T10:59:16.007","modified":"2026-06-17T00:50:00.890","status":"Modified","description":"Double free vulnerability in the _php_mb_regex_ereg_replace_exec function in php_mbregex.c in the mbstring extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by leveraging a callback exception.","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-415"],"references":["http://github.com/php/php-src/commit/5b597a2e5b28e2d5a52fc1be13f425f08f47cb62?w=1","http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html","http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html","http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html","http://php.net/ChangeLog-5.php"],"products":["php:php"],"source":"nvd","synced_at":"2026-10-19T20:40:10.783210791+00:00"},"epss":{"cve":"CVE-2016-5768","score":0.0963,"percentile":0.95486,"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."]}