CVE-2016-5274 is a critical use-after-free vulnerability in Mozilla Firefox and Thunderbird, specifically within the nsFrameManager::CaptureFrameState function. This flaw allows remote attackers to execute arbitrary code by exploiting improper interactions between restyling and the Web Animations model. With a CVSS score of 9.8, it presents a severe risk, enabling complete compromise of confidentiality, integrity, and availability without user interaction. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, indicating awareness and potential interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 48.0.2CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
45.1.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.1.0:*:*:*:*:*:*:* | ||
45.1.1CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:* | ||
45.2.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.2.0:*:*:*:*:*:*:* | ||
45.3.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.3.0:*:*:*:*:*:*:* |
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.