Stack-based buffer overflow in Microsoft Office 2003 SP3, 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT allows remote attackers to execute arbitrary code via a crafted WordPerfect document (.wpd) file, aka "Word Stack Buffer Overwrite Vulnerability."
Conclusion & alert: CVE-2013-1324 is rated High Risk (66.5/100): CVSS Critical severity, with high exploitation likelihood (EPSS 31.43%, 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 | 2026-06-15 | 57.18% | 31.43% | -25.75% |
| 2 | 2026-02-11 | 59.76% | 57.18% | -2.58% |
| 3 | 2025-08-29 | — | 59.76% | — |
Full EPSS history (19 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 | office | 2003 | cpe:2.3:a:microsoft:office:2003:sp3:*:*:*:*:*:* |
| microsoft | office | 2007 | cpe:2.3:a:microsoft:office:2007:sp3:*:*:*:*:*:* |
| microsoft | office | 2010 | cpe:2.3:a:microsoft:office:2010:sp1:x64:*:*:*:*:* |
| microsoft | office | 2010 | cpe:2.3:a:microsoft:office:2010:sp1:x86:*:*:*:*:* |
| microsoft | office | 2013 | cpe:2.3:a:microsoft:office:2013:-:-:*:-:-:x64:* |
| microsoft | office | 2013 | cpe:2.3:a:microsoft:office:2013:-:-:*:-:-:x86:* |
| microsoft | office_2013_rt | — | cpe:2.3:a:microsoft:office_2013_rt:-:*:*:*:*:*:*:* |