CVE-2005-4621

CVE-2005-4621 is a medium-severity vulnerability in Jelsoft Vbulletin with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Cross-site scripting (XSS) vulnerability in the editavatar page in vBulletin 3.5.1 allows remote attackers to inject arbitrary web script or HTML via a URL in the remote avatar url field, in which the URL generates a parsing error, and possibly requiring a trailing extension such as .jpg.

Frequently asked questions

What is CVE-2005-4621?
Cross-site scripting (XSS) vulnerability in the editavatar page in vBulletin 3.5.1 allows remote attackers to inject arbitrary web script or HTML via a URL in the remote avatar url field, in which the URL generates a parsing error, and possibly requiring a trailing extension such as .jpg.
How severe is CVE-2005-4621?
CVE-2005-4621 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2005-4621 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4621?
CVE-2005-4621 primarily affects Jelsoft Vbulletin. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4621?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-4621 published?
CVE-2005-4621 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (38)

More vulnerabilities in Jelsoft Vbulletin

All CVEs affecting Jelsoft Vbulletin →