Cross-site scripting (XSS) vulnerability in Microsoft SharePoint Server 2010 SP1 and SP2 and 2013 allows remote attackers to inject arbitrary web script or HTML via a crafted POST request, aka "POST XSS Vulnerability."
Conclusion & alert: CVE-2013-3180 is rated Moderate Risk (56.6/100): CVSS Medium severity, with high exploitation likelihood (EPSS 62.10%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +17.14% over the last day, indicating growing attacker interest. 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 | 2026-01-11 | 44.95% | 62.10% | +17.14% |
| 2 | 2025-12-28 | 47.88% | 44.95% | -2.92% |
| 3 | 2025-12-27 | — | 47.88% | — |
Full EPSS history (28 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 | sharepoint_foundation | 2010 | cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp1:*:*:*:*:*:* |
| microsoft | sharepoint_foundation | 2010 | cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp2:*:*:*:*:*:* |
| microsoft | sharepoint_server | 2010 | cpe:2.3:a:microsoft:sharepoint_server:2010:sp1:*:*:*:*:*:* |
| microsoft | sharepoint_server | 2010 | cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.us-cert.gov/ncas/alerts/TA13-253A | Third Party Advisory US Government Resource |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-067 | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19136 |