How severe is CVE-2007-5473?

CVE-2007-5473 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2007-5473 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-5473?

CVE-2007-5473 affects Mono. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-5473?

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

When was CVE-2007-5473 published?

CVE-2007-5473 was published on 2007-10-18 and last updated on 2026-06-16.

CVE-2007-5473

CVE-2007-5473 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% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mono
Published: 2007-10-18
Last modified: 2026-06-16

Description

StaticFileHandler.cs in System.Web in Mono before 1.2.5.2, when running on Windows, allows remote attackers to obtain source code of sensitive files via a request containing a trailing (1) space or (2) dot, which is not properly handled by XSP.

Frequently asked questions

What is CVE-2007-5473?: StaticFileHandler.cs in System.Web in Mono before 1.2.5.2, when running on Windows, allows remote attackers to obtain source code of sensitive files via a request containing a trailing (1) space or (2) dot, which is not properly handled by XSP.
How severe is CVE-2007-5473?: CVE-2007-5473 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2007-5473 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-5473?: CVE-2007-5473 affects Mono. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-5473?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-5473 published?: CVE-2007-5473 was published on 2007-10-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mono:mono:*:*:*:*:*:*:*:*

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