How severe is CVE-2010-1246?

CVE-2010-1246 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-1246 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 25% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-1246?

CVE-2010-1246 affects Microsoft Excel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-1246?

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-2010-1246 published?

CVE-2010-1246 was published on 2010-06-08 and last updated on 2026-06-16.

CVE-2010-1246

CVE-2010-1246 is a critical-severity vulnerability in Microsoft Excel with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 25% places it in the 98th 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: 25% (98th 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

Stack-based buffer overflow in Microsoft Office Excel 2002 SP3 allows remote attackers to execute arbitrary code via an Excel file with a malformed RTD (0x813) record, aka "Excel RTD Memory Corruption Vulnerability."

Frequently asked questions

What is CVE-2010-1246?: Stack-based buffer overflow in Microsoft Office Excel 2002 SP3 allows remote attackers to execute arbitrary code via an Excel file with a malformed RTD (0x813) record, aka "Excel RTD Memory Corruption Vulnerability."
How severe is CVE-2010-1246?: CVE-2010-1246 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-1246 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 25% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-1246?: CVE-2010-1246 affects Microsoft Excel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-1246?: 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-2010-1246 published?: CVE-2010-1246 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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