Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2016-9079

CVE-2016-9079HIGH

Mozilla Firefox, Firefox ESR, and Thunderbird

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  N  N    7.5   .8742   99.8   YES

AFFECTED
  Product      Versions       Fixed
  Firefox      unspecified –  —
  Firefox ESR  unspecified –  —
  Thunderbird  unspecified –  —

TIMELINE
  Oct 27  Reserved by mozilla
  Jun 11  Published (CNA: mozilla)
  Jun 22  Added to CISA KEV, remediation due 2023-07-13

CWE-416 · CNA: mozilla · CVSS v3.1 · 12 references · KEV due July 13, 2023

Description

A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects Firefox < 50.0.2, Firefox ESR < 45.5.1, and Thunderbird < 45.5.1.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
October 27, 2016	Reserved	Reserved by mozilla
June 11, 2018	Published	Published (CNA: mozilla)
June 22, 2023	KEV ADDED	Added to CISA KEV, remediation due 2023-07-13

Affected

Affected products and packages — 3 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Mozilla	Firefox	—	unspecified	—
Mozilla	Firefox ESR	—	unspecified	—
Mozilla	Thunderbird	—	unspecified	—

Weaknesses

CWE-416

References (12)

http://rhn.redhat.com/errata/RHSA-2016-2843.html [vendor-advisory, x_refsource_REDHAT]
http://rhn.redhat.com/errata/RHSA-2016-2850.html [vendor-advisory, x_refsource_REDHAT]
http://www.securityfocus.com/bid/94591 [vdb-entry, x_refsource_BID]
http://www.securitytracker.com/id/1037370 [vdb-entry, x_refsource_SECTRACK]
https://bugzilla.mozilla.org/show_bug.cgi?id=1321066 [x_refsource_CONFIRM]
https://security.gentoo.org/glsa/201701-15 [vendor-advisory, x_refsource_GENTOO]
https://security.gentoo.org/glsa/201701-35 [vendor-advisory, x_refsource_GENTOO]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-9079 [government-resource]
https://www.debian.org/security/2016/dsa-3730 [vendor-advisory, x_refsource_DEBIAN]
https://www.exploit-db.com/exploits/41151/ [exploit, x_refsource_EXPLOIT-DB]
https://www.exploit-db.com/exploits/42327/ [exploit, x_refsource_EXPLOIT-DB]
https://www.mozilla.org/security/advisories/mfsa2016-92/ [x_refsource_CONFIRM]

Authoritative record: CVE-2016-9079 at cve.org

Vendors: mozilla

Weaknesses: CWE-416

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2016-9079 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 Sunday, October 4, 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.