How severe is CVE-2010-2570?

CVE-2010-2570 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2010-2570 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-2010-2570?

CVE-2010-2570 primarily affects Microsoft Publisher. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-2570?

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-2010-2570 published?

CVE-2010-2570 was published on 2010-12-16 and last updated on 2026-06-16.

CVE-2010-2570

CVE-2010-2570 is a critical-severity vulnerability in Microsoft Publisher 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-119.

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-119
Affected product: Microsoft Publisher
Published: 2010-12-16
Last modified: 2026-06-16

Description

Heap-based buffer overflow in pubconv.dll (aka the Publisher Converter DLL) in Microsoft Publisher 2002 SP3, 2003 SP3, 2007 SP2, and 2010 allows remote attackers to execute arbitrary code via a crafted Publisher file that uses an old file format, aka "Heap Overrun in pubconv.dll Vulnerability."

Frequently asked questions

What is CVE-2010-2570?: Heap-based buffer overflow in pubconv.dll (aka the Publisher Converter DLL) in Microsoft Publisher 2002 SP3, 2003 SP3, 2007 SP2, and 2010 allows remote attackers to execute arbitrary code via a crafted Publisher file that uses an old file format, aka "Heap Overrun in pubconv.dll Vulnerability."
How severe is CVE-2010-2570?: CVE-2010-2570 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2010-2570 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-2010-2570?: CVE-2010-2570 primarily affects Microsoft Publisher. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2570?: 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-2010-2570 published?: CVE-2010-2570 was published on 2010-12-16 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:microsoft:publisher:2002:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:publisher:2003:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:publisher:2007:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:publisher:2010:*:*:*:*:*:*:*

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