CVE-2006-1311

CVE-2006-1311 is a critical-severity vulnerability in Microsoft Learning Essentials with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 31% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The RichEdit component in Microsoft Windows 2000 SP4, XP SP2, and 2003 SP1; Office 2000 SP3, XP SP3, 2003 SP2, and Office 2004 for Mac; and Learning Essentials for Microsoft Office 1.0, 1.1, and 1.5 allows user-assisted remote attackers to execute arbitrary code via a malformed OLE object in an RTF file, which triggers memory corruption.

Frequently asked questions

What is CVE-2006-1311?
The RichEdit component in Microsoft Windows 2000 SP4, XP SP2, and 2003 SP1; Office 2000 SP3, XP SP3, 2003 SP2, and Office 2004 for Mac; and Learning Essentials for Microsoft Office 1.0, 1.1, and 1.5 allows user-assisted remote attackers to execute arbitrary code via a malformed OLE object in an RTF file, which triggers memory corruption.
How severe is CVE-2006-1311?
CVE-2006-1311 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2006-1311 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 31% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-1311?
CVE-2006-1311 primarily affects Microsoft Learning Essentials. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-1311?
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-2006-1311 published?
CVE-2006-1311 was published on 2007-02-13 and last updated on 2026-06-16.

References

Affected products (10)