How severe is CVE-2007-3309?

CVE-2007-3309 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2007-3309 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3309?

CVE-2007-3309 affects Simple Machines Simple Machines Forum. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3309?

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-2007-3309 published?

CVE-2007-3309 was published on 2007-06-21 and last updated on 2026-06-16.

CVE-2007-3309

CVE-2007-3309 is a high-severity vulnerability in Simple Machines Simple Machines Forum 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.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Simple Machines Simple Machines Forum
Published: 2007-06-21
Last modified: 2026-06-16

Description

Unspecified vulnerability in Simple Machines Forum (SMF) 1.1.2 allows remote attackers to execute arbitrary PHP code during (1) creation or (2) editing of a message.

Frequently asked questions

What is CVE-2007-3309?: Unspecified vulnerability in Simple Machines Forum (SMF) 1.1.2 allows remote attackers to execute arbitrary PHP code during (1) creation or (2) editing of a message.
How severe is CVE-2007-3309?: CVE-2007-3309 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2007-3309 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3309?: CVE-2007-3309 affects Simple Machines Simple Machines Forum. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3309?: 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-2007-3309 published?: CVE-2007-3309 was published on 2007-06-21 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:simple_machines:simple_machines_forum:1.1.2:*:*:*:*:*:*:*

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CVE-2007-3308 — High (CVSS 7.5): Simple Machines Forum (SMF) 1.1.2 uses a concatenation method with insufficient randomization when creating a WAV file…
CVE-2006-7013 — High (CVSS 7.5): QueryString.php in Simple Machines Forum (SMF) 1.0.7 and earlier, and 1.1rc2 and earlier, allows remote attackers to…

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