CVE-2001-0475

CVE-2001-0475 is a high-severity vulnerability in Jelsoft Vbulletin 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

index.php in Jelsoft vBulletin does not properly initialize a PHP variable that is used to store template information, which allows remote attackers to execute arbitrary PHP code via special characters in the templatecache parameter.

Frequently asked questions

What is CVE-2001-0475?
index.php in Jelsoft vBulletin does not properly initialize a PHP variable that is used to store template information, which allows remote attackers to execute arbitrary PHP code via special characters in the templatecache parameter.
How severe is CVE-2001-0475?
CVE-2001-0475 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-0475 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-2001-0475?
CVE-2001-0475 affects Jelsoft Vbulletin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0475?
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-2001-0475 published?
CVE-2001-0475 was published on 2001-06-27 and last updated on 2026-06-16.

References

Affected products (1)

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