How severe is CVE-2008-6731?

CVE-2008-6731 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2008-6731 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-6731?

CVE-2008-6731 affects China-on-site Flexphplink. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-6731?

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-2008-6731 published?

CVE-2008-6731 was published on 2009-04-20 and last updated on 2026-06-16.

CVE-2008-6731

CVE-2008-6731 is a critical-severity vulnerability in China-on-site Flexphplink with a CVSS 2.0 base score of 9.3. 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-20.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 6% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: China-on-site Flexphplink
Published: 2009-04-20
Last modified: 2026-06-16

Description

Unrestricted file upload vulnerability in submitlink.php in FlexPHPLink Pro 0.0.7 allows remote attackers to execute arbitrary PHP code by uploading a file with an executable extension, then accessing it via a direct request to the renamed file in linkphoto/.

Frequently asked questions

What is CVE-2008-6731?: Unrestricted file upload vulnerability in submitlink.php in FlexPHPLink Pro 0.0.7 allows remote attackers to execute arbitrary PHP code by uploading a file with an executable extension, then accessing it via a direct request to the renamed file in linkphoto/.
How severe is CVE-2008-6731?: CVE-2008-6731 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2008-6731 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-6731?: CVE-2008-6731 affects China-on-site Flexphplink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-6731?: 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-2008-6731 published?: CVE-2008-6731 was published on 2009-04-20 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:china-on-site:flexphplink:0.0.7:*:pro:*:*:*:*:*

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