Buffer overflow in URLMON.DLL in Microsoft Internet Explorer 5.01 through 6 allows remote…
Priority HIGH 78CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
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."
Why it matters now
EPSS 0.61701 99th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:microsoft:internet_explorer:5.01:*:*:*:*:*:*:* | 5.01 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:internet_explorer:5.1:*:*:*:*:*:*:* | 5.1 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:* | 5.5 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:internet_explorer:5.01:*:*:*:*:*:*:* Versions 5.01 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:internet_explorer:5.1:*:*:*:*:*:*:* Versions 5.1 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:* Versions 5.5 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-1189
- 2026-10-03 Alias added: GHSA-hrcv-wxw8-4pf7
References
More Microsoft Internet Explorer vulnerabilities
- TI-2015-00277 Use-after-free vulnerability in Adobe Flash Player before 13.0.0.269 and 14.x through… KEVCVSS 3.1CRITICAL 9.8
- TI-2015-00275 Unspecified vulnerability in Adobe Flash Player through 13.0.0.262 and 14.x, 15.x, and… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-01386 Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-01340 Scripting Engine Memory Corruption Vulnerability KEVCVSS 3.1HIGH 8.8
- TI-2019-00335 Command injection in Microsoft Office KEVCVSS 3.1HIGH 8.8
- TI-2017-00204 Out-of-bounds write in Microsoft Internet Explorer KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2006-1189 · CVE Program
- CVE-2006-1189 · NVD
- FIRST EPSS
- GHSA-hrcv-wxw8-4pf7 · GitHub Advisory Database · CC BY 4.0
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