CVE-2002-1056

CVE-2002-1056 is a high-severity vulnerability in Microsoft Outlook with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Microsoft Outlook 2000 and 2002, when configured to use Microsoft Word as the email editor, does not block scripts that are used while editing email messages in HTML or Rich Text Format (RTF), which could allow remote attackers to execute arbitrary scripts via an email that the user forwards or replies to.

Frequently asked questions

What is CVE-2002-1056?
Microsoft Outlook 2000 and 2002, when configured to use Microsoft Word as the email editor, does not block scripts that are used while editing email messages in HTML or Rich Text Format (RTF), which could allow remote attackers to execute arbitrary scripts via an email that the user forwards or replies to.
How severe is CVE-2002-1056?
CVE-2002-1056 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-1056 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1056?
CVE-2002-1056 primarily affects Microsoft Outlook. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1056?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2002-1056 published?
CVE-2002-1056 was published on 2002-05-16 and last updated on 2026-06-16.

References

Affected products (6)

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