Buffer overflow in URLMON.DLL in Microsoft Internet Explorer 5.01 through 6 allows remote attackers to execute arbitrary code via a crafted URL with an International Domain Name (IDN) using double-byte character sets (DBCS), aka the "Double Byte Character Parsing Memory Corruption Vulnerability."
Conclusion & alert: CVE-2006-1189 is rated High Exploit Risk (84.2/100): CVSS Critical severity, with high exploitation likelihood (EPSS 54.02%, 98th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). 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 |
|---|---|---|---|---|
| 1838 | exploit_db | edb | 2006-05-27 | 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 | 2025-03-30 | 60.31% | 54.02% | -6.29% |
| 2 | 2025-03-29 | 54.02% | 60.31% | +6.29% |
| 3 | 2025-03-19 | — | 54.02% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
: Customers should apply the update immediately.
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | internet_explorer | 5.01 | cpe:2.3:a:microsoft:internet_explorer:5.01:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.1 | cpe:2.3:a:microsoft:internet_explorer:5.1:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 5.5 | cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:* |
| microsoft | internet_explorer | 6.0 | cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:* |