How severe is CVE-2011-1280?

CVE-2011-1280 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-1280 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1280?

CVE-2011-1280 primarily affects Microsoft Office Infopath. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1280?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-1280 published?

CVE-2011-1280 was published on 2011-06-16 and last updated on 2026-06-16.

CVE-2011-1280

CVE-2011-1280 is a medium-severity vulnerability in Microsoft Office Infopath with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Microsoft Office Infopath
Published: 2011-06-16
Last modified: 2026-06-16

Description

The XML Editor in Microsoft InfoPath 2007 SP2 and 2010; SQL Server 2005 SP3 and SP4 and 2008 SP1, SP2, and R2; SQL Server Management Studio Express (SSMSE) 2005; and Visual Studio 2005 SP1, 2008 SP1, and 2010 does not properly handle external entities, which allows remote attackers to read arbitrary files via a crafted .disco (Web Service Discovery) file, aka "XML External Entities Resolution Vulnerability."

Frequently asked questions

What is CVE-2011-1280?: The XML Editor in Microsoft InfoPath 2007 SP2 and 2010; SQL Server 2005 SP3 and SP4 and 2008 SP1, SP2, and R2; SQL Server Management Studio Express (SSMSE) 2005; and Visual Studio 2005 SP1, 2008 SP1, and 2010 does not properly handle external entities, which allows remote attackers to read arbitrary files via a crafted .disco (Web Service Discovery) file, aka "XML External Entities Resolution Vulnerability."
How severe is CVE-2011-1280?: CVE-2011-1280 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-1280 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1280?: CVE-2011-1280 primarily affects Microsoft Office Infopath. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1280?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1280 published?: CVE-2011-1280 was published on 2011-06-16 and last updated on 2026-06-16.

References

Affected products (25)

cpe:2.3:a:microsoft:office_infopath:2007:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_infopath:2010:*:x32:*:*:*:*:*
cpe:2.3:a:microsoft:office_infopath:2010:*:x64:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp3:express:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp3:express_advanced_services:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp3:itanium:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp3:x64:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp4:*:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp4:express:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp4:express_advanced_services:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp4:itanium:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2005:sp4:x64:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:r2:itanium:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:r2:x64:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:sp1:itanium:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:sp1:x64:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:sp2:itanium:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:sp2:x32:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server:2008:sp2:x64:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server_management_studio_express:2005:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server_management_studio_express:2005:*:x64:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio:2005:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio:2008:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio:2010:*:*:*:*:*:*:*

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