How severe is CVE-2009-0088?

CVE-2009-0088 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2009-0088 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 28% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-0088?

CVE-2009-0088 primarily affects Microsoft Office Converter Pack. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-0088?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2009-0088 published?

CVE-2009-0088 was published on 2009-04-15 and last updated on 2026-06-16.

CVE-2009-0088

CVE-2009-0088 is a critical-severity vulnerability in Microsoft Office Converter Pack with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 28% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 28% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Microsoft Office Converter Pack
Published: 2009-04-15
Last modified: 2026-06-16

Description

The WordPerfect 6.x Converter (WPFT632.CNV, 1998.1.27.0) in Microsoft Office Word 2000 SP3 and Microsoft Office Converter Pack does not properly validate the length of an unspecified string, which allows remote attackers to execute arbitrary code via a crafted WordPerfect 6.x file, related to an unspecified counter and control structures on the stack, aka "Word 2000 WordPerfect 6.x Converter Stack Corruption Vulnerability."

Frequently asked questions

What is CVE-2009-0088?: The WordPerfect 6.x Converter (WPFT632.CNV, 1998.1.27.0) in Microsoft Office Word 2000 SP3 and Microsoft Office Converter Pack does not properly validate the length of an unspecified string, which allows remote attackers to execute arbitrary code via a crafted WordPerfect 6.x file, related to an unspecified counter and control structures on the stack, aka "Word 2000 WordPerfect 6.x Converter Stack Corruption Vulnerability."
How severe is CVE-2009-0088?: CVE-2009-0088 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2009-0088 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 28% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0088?: CVE-2009-0088 primarily affects Microsoft Office Converter Pack. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0088?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2009-0088 published?: CVE-2009-0088 was published on 2009-04-15 and last updated on 2026-06-16.

References

Affected products (12)

cpe:2.3:a:microsoft:office_converter_pack:2003:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_word:2000:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_word:2002:sp3:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp1:itanium:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:*:pro_x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp2:pro_x64:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*

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