How severe is CVE-2010-2563?

CVE-2010-2563 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-2563 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2563?

CVE-2010-2563 primarily affects Microsoft Windows Server 2003. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-2563?

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-2010-2563 published?

CVE-2010-2563 was published on 2010-09-15 and last updated on 2026-06-16.

CVE-2010-2563

CVE-2010-2563 is a critical-severity vulnerability in Microsoft Windows Server 2003 with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-94.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 18% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Microsoft Windows Server 2003
Published: 2010-09-15
Last modified: 2026-06-16

Description

The Word 97 text converter in the WordPad Text Converters in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly parse malformed structures in Word 97 documents, which allows remote attackers to execute arbitrary code via a crafted document containing an unspecified value that is used in a loop counter, aka "WordPad Word 97 Text Converter Memory Corruption Vulnerability."

Frequently asked questions

What is CVE-2010-2563?: The Word 97 text converter in the WordPad Text Converters in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly parse malformed structures in Word 97 documents, which allows remote attackers to execute arbitrary code via a crafted document containing an unspecified value that is used in a loop counter, aka "WordPad Word 97 Text Converter Memory Corruption Vulnerability."
How severe is CVE-2010-2563?: CVE-2010-2563 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-2563 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2563?: CVE-2010-2563 primarily affects Microsoft Windows Server 2003. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2563?: 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-2010-2563 published?: CVE-2010-2563 was published on 2010-09-15 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*

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