How severe is CVE-2011-0976?

CVE-2011-0976 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2011-0976 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-2011-0976?

CVE-2011-0976 affects Microsoft Powerpoint. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-0976?

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-2011-0976 published?

CVE-2011-0976 was published on 2011-02-10 and last updated on 2026-06-16.

CVE-2011-0976

CVE-2011-0976 is a critical-severity vulnerability in Microsoft Powerpoint 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-264.

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-264
Affected product: Microsoft Powerpoint
Published: 2011-02-10
Last modified: 2026-06-16

Description

Microsoft PowerPoint 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and PowerPoint Viewer 2007 SP2 do not properly handle Office Art containers that have invalid records, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a PowerPoint document with a container that triggers certain access to an uninitialized object, aka "OfficeArt Atom RCE Vulnerability."

Frequently asked questions

What is CVE-2011-0976?: Microsoft PowerPoint 2002 SP3, 2003 SP3, and 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2; and PowerPoint Viewer 2007 SP2 do not properly handle Office Art containers that have invalid records, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a PowerPoint document with a container that triggers certain access to an uninitialized object, aka "OfficeArt Atom RCE Vulnerability."
How severe is CVE-2011-0976?: CVE-2011-0976 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2011-0976 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-2011-0976?: CVE-2011-0976 affects Microsoft Powerpoint. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-0976?: 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-2011-0976 published?: CVE-2011-0976 was published on 2011-02-10 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:powerpoint:2007:*:*:*:*:*:*:*

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