CVE-2016-5281 is a critical use-after-free vulnerability affecting Mozilla Firefox before version 49.0, Firefox ESR 45.x before 45.4, and Thunderbird before 45.4. This flaw, residing in the DOMSVGLength class, allows remote attackers to execute arbitrary code through a crafted SVG document interacting improperly with JavaScript. With a CVSS score of 9.8 (CRITICAL), it presents a high-impact threat (confidentiality, integrity, availability) requiring no user interaction. While no public exploit code or active exploitation has been observed, and community discussion is minimal, its severity warrants immediate patching.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 48.0.2CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
45.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.0:*:*:*:*:*:*:* | ||
45.0.1CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.0.1:*:*:*:*:*:*:* | ||
45.0.2CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.0.2:*:*:*:*:*:*:* | ||
45.1.1CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.