How severe is CVE-2007-4338?

CVE-2007-4338 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-4338 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4338?

CVE-2007-4338 primarily affects Haudenschilt Family Connections Cms. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-4338?

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

When was CVE-2007-4338 published?

CVE-2007-4338 was published on 2007-08-14 and last updated on 2026-06-16.

CVE-2007-4338

CVE-2007-4338 is a critical-severity vulnerability in Haudenschilt Family Connections Cms with a CVSS 2.0 base score of 10.0. 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-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Haudenschilt Family Connections Cms
Published: 2007-08-14
Last modified: 2026-06-16

Description

index.php in Ryan Haudenschilt Family Connections (FCMS) before 0.9 allows remote attackers to access an arbitrary account by placing the account's name in the value of an fcms_login_id cookie. NOTE: this can be leveraged for code execution via a POST with PHP code in the content parameter.

Frequently asked questions

What is CVE-2007-4338?: index.php in Ryan Haudenschilt Family Connections (FCMS) before 0.9 allows remote attackers to access an arbitrary account by placing the account's name in the value of an fcms_login_id cookie. NOTE: this can be leveraged for code execution via a POST with PHP code in the content parameter.
How severe is CVE-2007-4338?: CVE-2007-4338 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-4338 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4338?: CVE-2007-4338 primarily affects Haudenschilt Family Connections Cms. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-4338?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-4338 published?: CVE-2007-4338 was published on 2007-08-14 and last updated on 2026-06-16.

References

Affected products (5)

cpe:2.3:a:haudenschilt:family_connections_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:haudenschilt:family_connections_cms:0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:haudenschilt:family_connections_cms:0.1.2:*:*:*:*:*:*:*
cpe:2.3:a:haudenschilt:family_connections_cms:0.5:*:*:*:*:*:*:*
cpe:2.3:a:haudenschilt:family_connections_cms:0.6:*:*:*:*:*:*:*

More vulnerabilities in Haudenschilt Family Connections Cms

CVE-2012-0699 — High (CVSS 8.8): Multiple cross-site request forgery (CSRF) vulnerabilities in Family Connections CMS (aka FCMS) 2.9 and earlier allow…
CVE-2010-3419 — High (CVSS 7.5): Multiple PHP remote file inclusion vulnerabilities in Haudenschilt Family Connections CMS (FCMS) 2.2.3 allow remote…
CVE-2011-5130 — Medium (CVSS 6.8): dev/less.php in Family Connections CMS (FCMS) 2.5.0 - 2.7.1, when register_globals is enabled, allows remote attackers…
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