{"cve":"CVE-2016-9936","nvd":{"published":"2017-01-04T20:59:00.607","modified":"2026-06-17T00:56:48.430","status":"Modified","description":"The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.","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-416"],"references":["http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html","http://www.openwall.com/lists/oss-security/2016/12/12/2","http://www.php.net/ChangeLog-7.php","http://www.securityfocus.com/bid/94849","https://access.redhat.com/errata/RHSA-2018:1296"],"products":["php:php"],"source":"nvd","synced_at":"2026-10-19T20:41:25.729257544+00:00"},"epss":{"cve":"CVE-2016-9936","score":0.04267,"percentile":0.91086,"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."]}