How severe is CVE-2009-4339?

CVE-2009-4339 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-4339 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4339?

CVE-2009-4339 affects Stephan Vits Mf Subscription. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-4339?

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-2009-4339 published?

CVE-2009-4339 was published on 2009-12-17 and last updated on 2026-06-16.

CVE-2009-4339

CVE-2009-4339 is a high-severity vulnerability in Stephan Vits Mf Subscription 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-89.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Stephan Vits Mf Subscription
Published: 2009-12-17
Last modified: 2026-06-16

Description

SQL injection vulnerability in the Subscription (mf_subscription) extension 0.2.2 for TYPO3 allows remote attackers to execute arbitrary SQL commands via unknown vectors.

Frequently asked questions

What is CVE-2009-4339?: SQL injection vulnerability in the Subscription (mf_subscription) extension 0.2.2 for TYPO3 allows remote attackers to execute arbitrary SQL commands via unknown vectors.
How severe is CVE-2009-4339?: CVE-2009-4339 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4339 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4339?: CVE-2009-4339 affects Stephan Vits Mf Subscription. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-4339?: 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-2009-4339 published?: CVE-2009-4339 was published on 2009-12-17 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:stephan_vits:mf_subscription:0.2.2:*:*:*:*:*:*:*

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