Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2016-4472

CVE-2016-4472HIGH

n/a n/a — The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a den…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   H   N   N  U  H  H  H    8.1   .1195   96.1     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  May 2   Reserved by redhat
  Jun 30  Published (CNA: redhat)
  Oct 8   ENRICHED — CVE-2016-4472. Received CVSS 8.1 and CPE data from NVD.

CWE-119 · CNA: redhat · CVSS v3.1 · 7 references · NVD status: Modified

Description

The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
May 2, 2016	Reserved	Reserved by redhat
June 30, 2016	Published	Published (CNA: redhat)
October 8, 2026	ENRICHED	ENRICHED — CVE-2016-4472. Received CVSS 8.1 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	n/a	—	n/a	—

Weaknesses

CWE-119

References (7)

http://www.securityfocus.com/bid/91528 [Third Party Advisory, VDB Entry]
http://www.ubuntu.com/usn/USN-3013-1 [Third Party Advisory]
https://bugzilla.redhat.com/show_bug.cgi?id=1344251 [Issue Tracking, Patch, Third Party Advisory]
https://kc.mcafee.com/corporate/index?page=content&id=SB10365 [Third Party Advisory]
https://security.gentoo.org/glsa/201701-21 [Third Party Advisory]
https://sourceforge.net/p/expat/code_git/ci/f0bec73b018caa07d3e75ec8dd967f3785d71bde [Patch, Third Party Advisory]
https://www.tenable.com/security/tns-2016-20 [Third Party Advisory]

Authoritative record: CVE-2016-4472 at cve.org

Weaknesses: CWE-119

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2016-4472 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.