CVE-2006-5421

CVE-2006-5421 is a high-severity vulnerability in Wsn 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

Description

WSN Forum 1.3.4 and earlier allows remote attackers to execute arbitrary PHP code via a modified pathname in the pathtoconfig parameter that points to an avatar image that contains PHP code, which is then accessed from prestart.php. NOTE: this issue has been labeled remote file inclusion, but that label only applies to the attack, not the underlying vulnerability.

Frequently asked questions

What is CVE-2006-5421?
WSN Forum 1.3.4 and earlier allows remote attackers to execute arbitrary PHP code via a modified pathname in the pathtoconfig parameter that points to an avatar image that contains PHP code, which is then accessed from prestart.php. NOTE: this issue has been labeled remote file inclusion, but that label only applies to the attack, not the underlying vulnerability.
How severe is CVE-2006-5421?
CVE-2006-5421 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-5421 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5421?
CVE-2006-5421 affects Wsn Forum. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-5421?
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-2006-5421 published?
CVE-2006-5421 was published on 2006-10-20 and last updated on 2026-06-16.

References

Affected products (1)

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