Microsoft Publisher 2003 SP3 does not properly handle NULL values for unspecified data items, which allows remote attackers to execute arbitrary code via a crafted Publisher file, aka "Publisher Incorrect NULL Value Handling Vulnerability."
Conclusion & alert: CVE-2013-1323 is rated High Risk (72.3/100): CVSS Critical severity, with high exploitation likelihood (EPSS 54.93%, 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 | 2025-10-18 | 54.06% | 54.93% | +0.87% |
| 2 | 2025-03-30 | 65.12% | 54.06% | -11.06% |
| 3 | 2025-03-29 | — | 65.12% | — |
Full EPSS history (12 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] |