OpenOffice.org (OOo) 2.2 does not properly handle files with multiple extensions, which allows user-assisted remote attackers to cause a denial of service.
Conclusion & alert: CVE-2007-4251 is rated Moderate Risk (44.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.94%). Mandatory action: Review affected assets and schedule 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 | 2026-05-19 | 0.78% | 0.94% | +0.16% |
| 2 | 2025-05-28 | 0.68% | 0.78% | +0.10% |
| 3 | 2025-03-17 | — | 0.68% | — |
Full EPSS history (10 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 | priority | summary | link |
|---|---|---|---|
redhat
|
— | — | https://access.redhat.com/security/cve/CVE-2007-4251 |
ubuntu
|
medium | CVE-2007-4251 medium priority: Ubuntu including 1 source packages (openoffice.org), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): ignored 3, needs-triage 1. | https://ubuntu.com/security/CVE-2007-4251 |
This issue crashes OpenOffice.org only if a user opens a malicious document. Mandriva does not consider this a security issue.
Red Hat does not consider this flaw a security issue. This flaw will only crash OpenOffice.org if a victim opens a malicious document.
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| openoffice | openoffice | 2.2 | cpe:2.3:a:openoffice:openoffice:2.2:*:*:*:*:*:*:* |