Open Xml File Format Converter
by Microsoft
Immediate action recommended
Open Xml File Format Converter has critical exploitation rates across its known vulnerabilities.
What to do
- Check for patches and apply immediately
- Review whether this software can be replaced with a safer alternative
- Consult your IT provider about mitigation options
What Attackers Target
Vulnerabilities with high exploit probability
100.0%
Confirmed actively exploited (CISA)
80.0%
Public exploit code available
40.0%
Based on 5 known vulnerabilities. Percentages show the proportion that are actively dangerous — a low percentage means most vulnerabilities in this product are not being exploited.
Most Dangerous Vulnerabilities
| CVE | CVSS | Exploit Probability | Confirmed |
|---|---|---|---|
| CVE-2010-3333 | 7.8 | 93.8% | Yes |
| CVE-2009-3129 | 7.8 | 91.2% | Yes |
| CVE-2009-0557 | 7.8 | 86.4% | Yes |
| CVE-2009-0563 | 7.8 | 79.9% | Yes |
| CVE-2010-0258 | 7.8 | 71.4% | — |
100
/ 100
critical-risk
Active Threat
50/50 · Critical
Exploit Availability
50/50 · Critical
Score uses Wilson score intervals to account for sample size. Products with few CVEs are scored conservatively.