Buffer overflow in the Extensible Stylesheet Language Transformations (XSLT) processing…
Priority MEDIUM 56Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Buffer overflow in the Extensible Stylesheet Language Transformations (XSLT) processing in Microsoft XML Parser 2.6 and XML Core Services 3.0 through 6.0 allows remote attackers to execute arbitrary code via a crafted Web page.
Why it matters now
EPSS 0.30338 98th 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:xml_core_services:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:xml_core_services:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:xml_core_services:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Microsoft |
| cpe:2.3:a:microsoft:xml_parser:2.6:*:*:*:*:*:*:* | 2.6 | Vulnerable | Microsoft |
- cpe:2.3:a:microsoft:xml_core_services:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:xml_core_services:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:xml_core_services:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Microsoft
- cpe:2.3:a:microsoft:xml_parser:2.6:*:*:*:*:*:*:* Versions 2.6 Vulnerable ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-4686
- 2026-10-03 Alias added: GHSA-hmr7-6hpx-fg3j
References
More Microsoft Xml Core Services vulnerabilities
- TI-2012-01669 Microsoft XML Core Services 3.0, 4.0, 5.0, and 6.0 accesses uninitialized memory… KEVCVSS 3.1HIGH 8.8
- TI-2017-00021 Memory corruption in Microsoft XML Core Services KEVCVSS 3.1MEDIUM 6.5
- TI-2006-05530 Unspecified vulnerability in the setRequestHeader method in the XMLHTTP (XML HTTP)… CVSS 2.0HIGH 7.6
- TI-2007-02142 Microsoft XML Core Services (MSXML) 3.0 through 6.0 allows remote attackers to execute… CVSS 2.0HIGH 9.3
- TI-2013-00007 Microsoft XML Core Services (aka MSXML) 4.0, 5.0, and 6.0 does not properly parse XML… CVSS 2.0HIGH 9.3
- TI-2013-00006 Microsoft XML Core Services (aka MSXML) 3.0, 5.0, and 6.0 does not properly parse XML… CVSS 3.1HIGH 8.8
Sources
- CVE-2006-4686 · CVE Program
- CVE-2006-4686 · NVD
- FIRST EPSS
- GHSA-hmr7-6hpx-fg3j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences