How severe is CVE-2006-4110?

CVE-2006-4110 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2006-4110 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-4110?

CVE-2006-4110 primarily affects Apache Http Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-4110?

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

When was CVE-2006-4110 published?

CVE-2006-4110 was published on 2006-08-14 and last updated on 2026-06-16.

CVE-2006-4110

CVE-2006-4110 is a medium-severity vulnerability in Apache Http Server with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 37% places it in the 98th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 37% (98th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Apache Http Server
Published: 2006-08-14
Last modified: 2026-06-16

Description

Apache 2.2.2, when running on Windows, allows remote attackers to read source code of CGI programs via a request that contains uppercase (or alternate case) characters that bypass the case-sensitive ScriptAlias directive, but allow access to the file on case-insensitive file systems.

Frequently asked questions

What is CVE-2006-4110?: Apache 2.2.2, when running on Windows, allows remote attackers to read source code of CGI programs via a request that contains uppercase (or alternate case) characters that bypass the case-sensitive ScriptAlias directive, but allow access to the file on case-insensitive file systems.
How severe is CVE-2006-4110?: CVE-2006-4110 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2006-4110 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 37% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4110?: CVE-2006-4110 primarily affects Apache Http Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4110?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-4110 published?: CVE-2006-4110 was published on 2006-08-14 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:apache:http_server:2.0.58:*:win32:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.2:*:windows:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.3:*:windows:*:*:*:*:*

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All CVEs affecting Apache Http Server →

Threat intelligence

Threat-intel indicators referencing this CVE:

218.4.156.254 (ipv4-addr)
41.224.62.206 (ipv4-addr)
171.100.156.38 (ipv4-addr)