{"cve":"CVE-2016-2570","nvd":{"published":"2016-02-27T05:59:04.797","modified":"2026-06-17T00:44:19.173","status":"Modified","description":"The Edge Side Includes (ESI) parser in Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not check buffer limits during XML parsing, which allows remote HTTP servers to cause a denial of service (assertion failure and daemon exit) via a crafted XML document, related to esi/CustomParser.cc and esi/CustomParser.h.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20"],"references":["http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html","http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html","http://lists.opensuse.org/opensuse-updates/2016-08/msg00069.html","http://rhn.redhat.com/errata/RHSA-2016-2600.html","http://www.openwall.com/lists/oss-security/2016/02/26/2"],"products":["squid-cache:squid"],"source":"nvd","synced_at":"2026-10-19T20:37:48.328043465+00:00"},"epss":{"cve":"CVE-2016-2570","score":0.08953,"percentile":0.95251,"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."]}