Microsoft SharePoint Server 2010 SP1 and SharePoint Foundation 2010 SP1 allow remote attackers to bypass intended read restrictions for content, and hijack user accounts, via a crafted URL, aka "Callback Function Vulnerability."
Conclusion & alert: CVE-2013-0080 is rated Moderate Risk (60.6/100): CVSS High severity, with high exploitation likelihood (EPSS 46.73%, 98th 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 | 2026-05-26 | 50.32% | 46.73% | -3.59% |
| 2 | 2025-12-28 | 41.94% | 50.32% | +8.39% |
| 3 | 2025-12-27 | — | 41.94% | — |
Full EPSS history (18 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | sharepoint_foundation | 2010 | cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp1:*:*:*:*:*:* |
| microsoft | sharepoint_server | 2010 | cpe:2.3:a:microsoft:sharepoint_server:2010:sp1:*:*:*:*:*:* |