CVE-2015-4516 describes a critical vulnerability in Mozilla Firefox versions prior to 41.0, allowing remote attackers to bypass ECMAScript 5 (ES5) API protection mechanisms. By crafting a malicious web page that avoids ES5 APIs, an attacker could modify immutable properties and execute arbitrary JavaScript code with chrome privileges. This vulnerability carries a CVSS score of 9.3, indicating a high severity with network-based attacks, medium complexity, and complete compromise of confidentiality, integrity, and availability. While no active exploitation, public exploit code, or significant community discussion has been observed, its high FAUCET Risk Score of 75/100 highlights its potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 40.0.3CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.