How severe is CVE-2010-4225?

CVE-2010-4225 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-4225 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4225?

CVE-2010-4225 primarily affects Mono. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-4225?

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

When was CVE-2010-4225 published?

CVE-2010-4225 was published on 2011-01-11 and last updated on 2026-06-16.

CVE-2010-4225

CVE-2010-4225 is a medium-severity vulnerability in Mono with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mono
Published: 2011-01-11
Last modified: 2026-06-16

Description

Unspecified vulnerability in the mod_mono module for XSP in Mono 2.8.x before 2.8.2 allows remote attackers to obtain the source code for .aspx (ASP.NET) applications via unknown vectors related to an "unloading bug."

Frequently asked questions

What is CVE-2010-4225?: Unspecified vulnerability in the mod_mono module for XSP in Mono 2.8.x before 2.8.2 allows remote attackers to obtain the source code for .aspx (ASP.NET) applications via unknown vectors related to an "unloading bug."
How severe is CVE-2010-4225?: CVE-2010-4225 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-4225 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4225?: CVE-2010-4225 primarily affects Mono. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-4225?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-4225 published?: CVE-2010-4225 was published on 2011-01-11 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:mono:mono:2.8:*:*:*:*:*:*:*
cpe:2.3:a:mono:mono:2.8.1:*:*:*:*:*:*:*

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