Cross-site scripting (XSS) vulnerability in Microsoft Internet Explorer 6 through 10 allows remote attackers to inject arbitrary web script or HTML via vectors involving incorrect auto-selection of the Shift JIS encoding, leading to cross-domain scrolling events, aka "Shift JIS Character Encoding Vulnerability," a different vulnerability than CVE-2013-0015.
Conclusion & alert: CVE-2013-3166 is rated High Exploit Risk (68.7/100): CVSS Medium severity, with high exploitation likelihood (EPSS 18.00%, 95th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +3.23% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 28187 | exploit_db | edb | 2013-09-10 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-01-11 | 14.77% | 18.00% | +3.23% |
| 2 | 2025-10-18 | 31.95% | 14.77% | -17.19% |
| 3 | 2025-06-23 | — | 31.95% | — |
Full EPSS history (22 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | internet_explorer | 6 | cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 7 | cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 8 | cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 9 | cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 10 | cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.us-cert.gov/ncas/alerts/TA13-190A | Third Party Advisory US Government Resource |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-055 | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17306 |