CVE-2006-4273

Cross-site scripting (XSS) vulnerability in Jelsoft vBulletin 3.5.4 and 3.6.0 allows remote...

6.8 MediumPublic exploit

Cross-site scripting (XSS) vulnerability in Jelsoft vBulletin 3.5.4 and 3.6.0 allows remote attackers to inject arbitrary web script or HTML by uploading an attachment with a .pdf extension that contains JavaScript, which is processed as script by Microsoft Internet Explorer 6.

Exploit likelihood

2.15%Down 0.8 points since Feb 4, 2022

What each source reports

NVD Score used 6.8

Record: CVE-2006-4273
CVSS 2.0: 6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Updated: 2026-11-02

CVE List No score

Record: CVE-2006-4273
Updated: 2026-11-02

EUVDEUVD-2006-4261 No score

Record: EUVD-2006-4261
Updated: 2026-11-03

GitHub AdvisoriesGHSA-j5x7-w5xg-qp8r No score

Cross-site scripting (XSS) vulnerability in Jelsoft vBulletin 3.5.4 and 3.6.0 allows remote...

Record: GHSA-j5x7-w5xg-qp8r
Updated: 2026-11-02

Affected products

jelsoft vbulletin

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	vBulletin 3.0.14 - 'global.php' Encoded Cross-Site Scripting	2006-08-05

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-4273 is a medium vulnerability (CVSS 6.8) in Jelsoft Vbulletin, published August 21, 2006. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.15%, the 82nd percentile. No source names a fixed version.