How severe is CVE-2009-4156?

CVE-2009-4156 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-4156 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4156?

CVE-2009-4156 primarily affects Ciamos Ciamos Cms. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4156?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-4156 published?

CVE-2009-4156 was published on 2009-12-02 and last updated on 2026-06-16.

CVE-2009-4156

CVE-2009-4156 is a high-severity vulnerability in Ciamos Ciamos Cms with a CVSS 2.0 base score of 7.5. 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-94.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Ciamos Ciamos Cms
Published: 2009-12-02
Last modified: 2026-06-16

Description

PHP remote file inclusion vulnerability in modules/pms/index.php in Ciamos CMS 0.9.5 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the module_path parameter.

Frequently asked questions

What is CVE-2009-4156?: PHP remote file inclusion vulnerability in modules/pms/index.php in Ciamos CMS 0.9.5 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the module_path parameter.
How severe is CVE-2009-4156?: CVE-2009-4156 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4156 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4156?: CVE-2009-4156 primarily affects Ciamos Ciamos Cms. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4156?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-4156 published?: CVE-2009-4156 was published on 2009-12-02 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:ciamos:ciamos_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:ciamos:ciamos_cms:0.9:*:*:*:*:*:*:*
cpe:2.3:a:ciamos:ciamos_cms:0.9.2:*:*:*:*:*:*:*

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