How severe is CVE-2010-1247?

CVE-2010-1247 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-1247 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1247?

CVE-2010-1247 affects Microsoft Excel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-1247?

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-2010-1247 published?

CVE-2010-1247 was published on 2010-06-08 and last updated on 2026-06-16.

CVE-2010-1247

CVE-2010-1247 is a critical-severity vulnerability in Microsoft Excel with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 22% 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: 22% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Microsoft Excel
Published: 2010-06-08
Last modified: 2026-06-16

Description

Unspecified vulnerability in Microsoft Office Excel 2002 SP3 allows remote attackers to execute arbitrary code via an Excel file with a malformed RTD (0x813) record that triggers heap corruption, aka "Excel Memory Corruption Vulnerability," a different vulnerability than CVE-2010-0823 and CVE-2010-1249.

Frequently asked questions

What is CVE-2010-1247?: Unspecified vulnerability in Microsoft Office Excel 2002 SP3 allows remote attackers to execute arbitrary code via an Excel file with a malformed RTD (0x813) record that triggers heap corruption, aka "Excel Memory Corruption Vulnerability," a different vulnerability than CVE-2010-0823 and CVE-2010-1249.
How severe is CVE-2010-1247?: CVE-2010-1247 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-1247 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1247?: CVE-2010-1247 affects Microsoft Excel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-1247?: 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-2010-1247 published?: CVE-2010-1247 was published on 2010-06-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:excel:2002:sp3:*:*:*:*:*:*

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