The Style Inspector in Mozilla Firefox before 17.0 and Firefox ESR 10.x before 10.0.11 does not properly restrict the context of HTML markup and Cascading Style Sheets (CSS) token sequences, which allows user-assisted remote attackers to execute arbitrary JavaScript code with chrome privileges via a crafted stylesheet.
CVE-2012-4210 is a security vulnerability that . Impacting 1 product from mozilla organizations running these solutions should prioritize assessment and patching.
Documented in 2012, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.
2012-11-21T12:55:02.227
2026-04-29T01:13:23.040
Modified
CVSSv2: 9.3 (HIGH)
AV:N/AC:M/Au:N/C:C/I:C/A:C
8.6
10.0
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | mozilla | firefox | ≤ 16.0.2 | Yes |
| Application | mozilla | firefox | 0.1 | Yes |
| Application | mozilla | firefox | 0.2 | Yes |
| Application | mozilla | firefox | 0.3 | Yes |
| Application | mozilla | firefox | 0.4 | Yes |
| Application | mozilla | firefox | 0.5 | Yes |
| Application | mozilla | firefox | 0.6 | Yes |
| Application | mozilla | firefox | 0.6.1 | Yes |
| Application | mozilla | firefox | 0.7 | Yes |
| Application | mozilla | firefox | 0.7.1 | Yes |
| Application | mozilla | firefox | 0.8 | Yes |
| Application | mozilla | firefox | 0.9 | Yes |
| Application | mozilla | firefox | 0.9 | Yes |
| Application | mozilla | firefox | 0.9.1 | Yes |
| Application | mozilla | firefox | 0.9.2 | Yes |
| Application | mozilla | firefox | 0.9.3 | Yes |
| Application | mozilla | firefox | 0.10 | Yes |
| Application | mozilla | firefox | 0.10.1 | Yes |
| Application | mozilla | firefox | 1.0 | Yes |
| Application | mozilla | firefox | 1.0 | Yes |
| Application | mozilla | firefox | 1.0.1 | Yes |
| Application | mozilla | firefox | 1.0.2 | Yes |
| Application | mozilla | firefox | 1.0.3 | Yes |
| Application | mozilla | firefox | 1.0.4 | Yes |
| Application | mozilla | firefox | 1.0.5 | Yes |
| Application | mozilla | firefox | 1.0.6 | Yes |
| Application | mozilla | firefox | 1.0.7 | Yes |
| Application | mozilla | firefox | 1.0.8 | Yes |
| Application | mozilla | firefox | 1.4.1 | Yes |
| Application | mozilla | firefox | 1.5 | Yes |
| Application | mozilla | firefox | 1.5 | Yes |
| Application | mozilla | firefox | 1.5 | Yes |
| Application | mozilla | firefox | 1.5.0.1 | Yes |
| Application | mozilla | firefox | 1.5.0.2 | Yes |
| Application | mozilla | firefox | 1.5.0.3 | Yes |
| Application | mozilla | firefox | 1.5.0.4 | Yes |
| Application | mozilla | firefox | 1.5.0.5 | Yes |
| Application | mozilla | firefox | 1.5.0.6 | Yes |
| Application | mozilla | firefox | 1.5.0.7 | Yes |
| Application | mozilla | firefox | 1.5.0.8 | Yes |
| Application | mozilla | firefox | 1.5.0.9 | Yes |
| Application | mozilla | firefox | 1.5.0.10 | Yes |
| Application | mozilla | firefox | 1.5.0.11 | Yes |
| Application | mozilla | firefox | 1.5.0.12 | Yes |
| Application | mozilla | firefox | 1.5.1 | Yes |
| Application | mozilla | firefox | 1.5.2 | Yes |
| Application | mozilla | firefox | 1.5.3 | Yes |
| Application | mozilla | firefox | 1.5.4 | Yes |
| Application | mozilla | firefox | 1.5.5 | Yes |
| Application | mozilla | firefox | 1.5.6 | Yes |
| Application | mozilla | firefox | 1.5.7 | Yes |
| Application | mozilla | firefox | 1.5.8 | Yes |
| Application | mozilla | firefox | 1.8 | Yes |
| Application | mozilla | firefox | 2.0 | Yes |
| Application | mozilla | firefox | 2.0.0.1 | Yes |
| Application | mozilla | firefox | 2.0.0.2 | Yes |
| Application | mozilla | firefox | 2.0.0.3 | Yes |
| Application | mozilla | firefox | 2.0.0.4 | Yes |
| Application | mozilla | firefox | 2.0.0.5 | Yes |
| Application | mozilla | firefox | 2.0.0.6 | Yes |
| Application | mozilla | firefox | 2.0.0.7 | Yes |
| Application | mozilla | firefox | 2.0.0.8 | Yes |
| Application | mozilla | firefox | 2.0.0.9 | Yes |
| Application | mozilla | firefox | 2.0.0.10 | Yes |
| Application | mozilla | firefox | 2.0.0.11 | Yes |
| Application | mozilla | firefox | 2.0.0.12 | Yes |
| Application | mozilla | firefox | 2.0.0.13 | Yes |
| Application | mozilla | firefox | 2.0.0.14 | Yes |
| Application | mozilla | firefox | 2.0.0.15 | Yes |
| Application | mozilla | firefox | 2.0.0.16 | Yes |
| Application | mozilla | firefox | 2.0.0.17 | Yes |
| Application | mozilla | firefox | 2.0.0.18 | Yes |
| Application | mozilla | firefox | 2.0.0.19 | Yes |
| Application | mozilla | firefox | 2.0.0.20 | Yes |
| Application | mozilla | firefox | 3.0 | Yes |
| Application | mozilla | firefox | 3.0.1 | Yes |
| Application | mozilla | firefox | 3.0.2 | Yes |
| Application | mozilla | firefox | 3.0.3 | Yes |
| Application | mozilla | firefox | 3.0.4 | Yes |
| Application | mozilla | firefox | 3.0.5 | Yes |
| Application | mozilla | firefox | 3.0.6 | Yes |
| Application | mozilla | firefox | 3.0.7 | Yes |
| Application | mozilla | firefox | 3.0.8 | Yes |
| Application | mozilla | firefox | 3.0.9 | Yes |
| Application | mozilla | firefox | 3.0.10 | Yes |
| Application | mozilla | firefox | 3.0.11 | Yes |
| Application | mozilla | firefox | 3.0.12 | Yes |
| Application | mozilla | firefox | 3.0.13 | Yes |
| Application | mozilla | firefox | 3.0.14 | Yes |
| Application | mozilla | firefox | 3.0.15 | Yes |
| Application | mozilla | firefox | 3.0.16 | Yes |
| Application | mozilla | firefox | 3.0.17 | Yes |
| Application | mozilla | firefox | 3.5 | Yes |
| Application | mozilla | firefox | 3.5.1 | Yes |
| Application | mozilla | firefox | 3.5.2 | Yes |
| Application | mozilla | firefox | 3.5.3 | Yes |
| Application | mozilla | firefox | 3.5.4 | Yes |
| Application | mozilla | firefox | 3.5.5 | Yes |
| Application | mozilla | firefox | 3.5.6 | Yes |
| Application | mozilla | firefox | 3.5.7 | Yes |
| Application | mozilla | firefox | 3.5.8 | Yes |
| Application | mozilla | firefox | 3.5.9 | Yes |
| Application | mozilla | firefox | 3.5.10 | Yes |
| Application | mozilla | firefox | 3.5.11 | Yes |
| Application | mozilla | firefox | 3.5.12 | Yes |
| Application | mozilla | firefox | 3.5.13 | Yes |
| Application | mozilla | firefox | 3.5.14 | Yes |
| Application | mozilla | firefox | 3.5.15 | Yes |
| Application | mozilla | firefox | 3.6 | Yes |
| Application | mozilla | firefox | 3.6.2 | Yes |
| Application | mozilla | firefox | 3.6.3 | Yes |
| Application | mozilla | firefox | 3.6.4 | Yes |
| Application | mozilla | firefox | 3.6.6 | Yes |
| Application | mozilla | firefox | 3.6.7 | Yes |
| Application | mozilla | firefox | 3.6.8 | Yes |
| Application | mozilla | firefox | 3.6.9 | Yes |
| Application | mozilla | firefox | 3.6.10 | Yes |
| Application | mozilla | firefox | 3.6.11 | Yes |
| Application | mozilla | firefox | 3.6.12 | Yes |
| Application | mozilla | firefox | 3.6.13 | Yes |
| Application | mozilla | firefox | 3.6.14 | Yes |
| Application | mozilla | firefox | 3.6.15 | Yes |
| Application | mozilla | firefox | 3.6.16 | Yes |
| Application | mozilla | firefox | 3.6.17 | Yes |
| Application | mozilla | firefox | 3.6.18 | Yes |
| Application | mozilla | firefox | 3.6.19 | Yes |
| Application | mozilla | firefox | 3.6.20 | Yes |
| Application | mozilla | firefox | 3.6.21 | Yes |
| Application | mozilla | firefox | 3.6.22 | Yes |
| Application | mozilla | firefox | 3.6.23 | Yes |
| Application | mozilla | firefox | 3.6.24 | Yes |
| Application | mozilla | firefox | 3.6.25 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0 | Yes |
| Application | mozilla | firefox | 4.0.1 | Yes |
| Application | mozilla | firefox | 5.0 | Yes |
| Application | mozilla | firefox | 5.0.1 | Yes |
| Application | mozilla | firefox | 6.0 | Yes |
| Application | mozilla | firefox | 6.0.1 | Yes |
| Application | mozilla | firefox | 6.0.2 | Yes |
| Application | mozilla | firefox | 7.0 | Yes |
| Application | mozilla | firefox | 7.0.1 | Yes |
| Application | mozilla | firefox | 8.0 | Yes |
| Application | mozilla | firefox | 8.0.1 | Yes |
| Application | mozilla | firefox | 9.0 | Yes |
| Application | mozilla | firefox | 9.0.1 | Yes |
| Application | mozilla | firefox | 10.0 | Yes |
| Application | mozilla | firefox | 10.0.1 | Yes |
| Application | mozilla | firefox | 10.0.2 | Yes |
| Application | mozilla | firefox | 11.0 | Yes |
| Application | mozilla | firefox | 12.0 | Yes |
| Application | mozilla | firefox | 12.0 | Yes |
| Application | mozilla | firefox | 13.0 | Yes |
| Application | mozilla | firefox | 13.0.1 | Yes |
| Application | mozilla | firefox | 14.0 | Yes |
| Application | mozilla | firefox | 14.0.1 | Yes |
| Application | mozilla | firefox | 15.0 | Yes |
| Application | mozilla | firefox | 15.0.1 | Yes |
| Application | mozilla | firefox | 16.0 | Yes |
| Application | mozilla | firefox | 16.0.1 | Yes |
| Application | mozilla | firefox | 10.0 | Yes |
| Application | mozilla | firefox | 10.0.1 | Yes |
| Application | mozilla | firefox | 10.0.2 | Yes |
| Application | mozilla | firefox | 10.0.3 | Yes |
| Application | mozilla | firefox | 10.0.4 | Yes |
| Application | mozilla | firefox | 10.0.5 | Yes |
| Application | mozilla | firefox | 10.0.6 | Yes |
| Application | mozilla | firefox | 10.0.7 | Yes |
| Application | mozilla | firefox | 10.0.8 | Yes |
| Application | mozilla | firefox | 10.0.9 | Yes |
| Application | mozilla | firefox | 10.0.10 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mozilla's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.