How severe is CVE-2014-4075?

CVE-2014-4075 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-4075 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-4075?

CVE-2014-4075 primarily affects Microsoft Asp.net Model View Controller. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-4075?

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

When was CVE-2014-4075 published?

CVE-2014-4075 was published on 2014-10-15 and last updated on 2026-06-17.

CVE-2014-4075

CVE-2014-4075 is a medium-severity vulnerability in Microsoft Asp.net Model View Controller with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 20% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 20% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Microsoft Asp.net Model View Controller
Published: 2014-10-15
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) vulnerability in System.Web.Mvc.dll in Microsoft ASP.NET Model View Controller (MVC) 2.0 through 5.1 allows remote attackers to inject arbitrary web script or HTML via a crafted web page, aka "MVC XSS Vulnerability."

Frequently asked questions

What is CVE-2014-4075?: Cross-site scripting (XSS) vulnerability in System.Web.Mvc.dll in Microsoft ASP.NET Model View Controller (MVC) 2.0 through 5.1 allows remote attackers to inject arbitrary web script or HTML via a crafted web page, aka "MVC XSS Vulnerability."
How severe is CVE-2014-4075?: CVE-2014-4075 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2014-4075 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 20% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-4075?: CVE-2014-4075 primarily affects Microsoft Asp.net Model View Controller. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-4075?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-4075 published?: CVE-2014-4075 was published on 2014-10-15 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:microsoft:asp.net_model_view_controller:2.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:asp.net_model_view_controller:3.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:asp.net_model_view_controller:4.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:asp.net_model_view_controller:5.0:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:asp.net_model_view_controller:5.1:*:*:*:*:*:*:*

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