CVE-2016-5281

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-09-22 · updated 2026-06-17
Weakness: CWE-416

Description

Use-after-free vulnerability in the DOMSVGLength class in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary code by leveraging improper interaction between JavaScript code and an SVG document.

Affected products

Mozilla Firefox: through 48.0.2; 45.0, 45.0.1, 45.0.2, 45.1.1, 45.2.0, 45.3.0

References

http://rhn.redhat.com/errata/RHSA-2016-1912.html
http://www.debian.org/security/2016/dsa-3674
http://www.geeknik.net/7gr1u98b9
http://www.mozilla.org/security/announce/2016/mfsa2016-85.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html
http://www.securityfocus.com/bid/93049
http://www.securitytracker.com/id/1036852
https://bugzilla.mozilla.org/show_bug.cgi?id=1284690
https://security.gentoo.org/glsa/201701-15
https://www.mozilla.org/security/advisories/mfsa2016-86/
https://www.mozilla.org/security/advisories/mfsa2016-88/
http://rhn.redhat.com/errata/RHSA-2016-1912.html

Get alerted when CVE-2016-5281 or the next vulnerability affects your stack