Microsoft XML Core Services (aka MSXML) 4.0, 5.0, and 6.0 does not properly parse XML content, which allows remote attackers to execute arbitrary code via a crafted web page, aka "MSXML XSLT Vulnerability."
Conclusion & alert: CVE-2013-0007 is rated High Risk (67.8/100): CVSS Critical severity, with high exploitation likelihood (EPSS 24.21%, 96th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-03-24 | 27.20% | 24.21% | -2.98% |
| 2 | 2025-12-28 | 26.38% | 27.20% | +0.82% |
| 3 | 2025-12-27 | — | 26.38% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | xml_core_services | 3.0 | cpe:2.3:a:microsoft:xml_core_services:3.0:*:*:*:*:*:*:* |
| microsoft | xml_core_services | 4.0 | cpe:2.3:a:microsoft:xml_core_services:4.0:*:*:*:*:*:*:* |
| microsoft | xml_core_services | 6.0 | cpe:2.3:a:microsoft:xml_core_services:6.0:*:*:*:*:*:*:* |
| microsoft | windows_7 | — | cpe:2.3:o:microsoft:windows_7:-:*:*:*:*:*:*:* |
| microsoft | windows_7 | — | cpe:2.3:o:microsoft:windows_7:-:sp1:x64:*:*:*:*:* |
| microsoft | windows_8 | — | cpe:2.3:o:microsoft:windows_8:-:-:x64:*:*:*:*:* |
| microsoft | windows_server_2003 | — | cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:* |
| microsoft | windows_server_2008 | — | cpe:2.3:o:microsoft:windows_server_2008:-:sp2:itanium:*:*:*:*:* |
| microsoft | windows_server_2008 | — | cpe:2.3:o:microsoft:windows_server_2008:-:sp2:x64:*:*:*:*:* |
| microsoft | windows_server_2008 | r2 | cpe:2.3:o:microsoft:windows_server_2008:r2:-:x64:*:*:*:*:* |
| microsoft | windows_server_2012 | — | cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* |
| microsoft | windows_vista | — | cpe:2.3:o:microsoft:windows_vista:*:sp2:*:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:* |
| microsoft | windows_rt | — | cpe:2.3:o:microsoft:windows_rt:-:*:*:*:*:*:*:* |
| microsoft | windows_server_2008 | — | cpe:2.3:o:microsoft:windows_server_2008:*:sp2:x86:*:*:*:*:* |
| microsoft | windows_xp | — | cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:* |
| microsoft | xml_core_services | 5.0 | cpe:2.3:a:microsoft:xml_core_services:5.0:*:*:*:*:*:*:* |
| microsoft | expression_web | — | cpe:2.3:a:microsoft:expression_web:*:sp1:*:*:*:*:*:* |
| microsoft | expression_web | 2 | cpe:2.3:a:microsoft:expression_web:2:*:*:*:*:*:*:* |
| microsoft | groove_server | 2007 | cpe:2.3:a:microsoft:groove_server:2007:sp2:*:*:*:*:*:* |
| microsoft | groove_server | 2007 | cpe:2.3:a:microsoft:groove_server:2007:sp3:*:*:*:*:*:* |
| microsoft | office | 2003 | cpe:2.3:a:microsoft:office:2003:sp3:*:*:*:*:*:* |
| microsoft | office | 2007 | cpe:2.3:a:microsoft:office:2007:sp2:*:*:*:*:*:* |
| microsoft | office | 2007 | cpe:2.3:a:microsoft:office:2007:sp3:*:*:*:*:*:* |
| microsoft | office_compatibility_pack | — | cpe:2.3:a:microsoft:office_compatibility_pack:*:sp2:*:*:*:*:*:* |
| microsoft | office_compatibility_pack | — | cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:* |
| microsoft | sharepoint_server | 2007 | cpe:2.3:a:microsoft:sharepoint_server:2007:sp2:*:*:*:*:*:* |
| microsoft | sharepoint_server | 2007 | cpe:2.3:a:microsoft:sharepoint_server:2007:sp3:*:*:*:*:*:* |
| microsoft | word_viewer | — | cpe:2.3:a:microsoft:word_viewer:*:*:*:*:*:*:*:* |