How severe is CVE-2008-6741?

CVE-2008-6741 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2008-6741 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-6741?

CVE-2008-6741 primarily affects Simple Machines Simple Machines Forum. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-6741?

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-2008-6741 published?

CVE-2008-6741 was published on 2009-04-21 and last updated on 2026-06-16.

CVE-2008-6741

CVE-2008-6741 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. The underlying weakness is classified as CWE-89.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Simple Machines Simple Machines Forum
Published: 2009-04-21
Last modified: 2026-06-16

Description

SQL injection vulnerability in Load.php in Simple Machines Forum (SMF) 1.1.4 and earlier allows remote attackers to execute arbitrary SQL commands by setting the db_character_set parameter to a multibyte character set such as big5, which causes the addslashes PHP function to produce a "\" (backslash) sequence that does not quote the "'" (single quote) character, as demonstrated via a manlabels action to index.php.

Frequently asked questions

What is CVE-2008-6741?: SQL injection vulnerability in Load.php in Simple Machines Forum (SMF) 1.1.4 and earlier allows remote attackers to execute arbitrary SQL commands by setting the db_character_set parameter to a multibyte character set such as big5, which causes the addslashes PHP function to produce a "\" (backslash) sequence that does not quote the "'" (single quote) character, as demonstrated via a manlabels action to index.php.
How severe is CVE-2008-6741?: CVE-2008-6741 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2008-6741 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-6741?: CVE-2008-6741 primarily affects Simple Machines Simple Machines Forum. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-6741?: 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-2008-6741 published?: CVE-2008-6741 was published on 2009-04-21 and last updated on 2026-06-16.

References

Affected products (12)

cpe:2.3:a:simple_machines:simple_machines_forum:*:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.0.11:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.0.12:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.1:rc1:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.1:rc2:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.1:rc3:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:simple_machines:simple_machines_forum:1.1.3:*:*:*:*:*:*:*

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