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CVE-2006-2335

18
FAUCET Score

CVE-2006-2335 describes a critical vulnerability in Jelsoft vBulletin where authenticated administrators could achieve remote shell access. By uploading a malicious CSS file containing PHP code and then selecting it via the style chooser, the embedded PHP code would execute. This vulnerability carries a CVSS score of 6.5 (medium severity), indicating it can be exploited over the network with low complexity by an authenticated user, leading to partial compromise of confidentiality, integrity, and availability. Despite its age, there is no evidence of active exploitation, public exploit code, or significant community discussion, and the vendor was unable to reproduce it in later versions.

Impacted Technologies

VendorProductVersion(s)CPE
3.5.8CPE matchmatch criteria
cpe:2.3:a:jelsoft:vbulletin:3.5.8:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.5MEDIUM

AV:N/AC:L/Au:S/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.39%
Probability of exploitation in next 30 days
EPSS Percentile
87.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0339 is in the 96th percentile among its peer group of 21,977 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

b3hr0uz.persiangig.com / VbStyleVuln.txt
Exploit
exchange.xforce.ibmcloud.com / vulnerabilities/26440
securityfocus.com / archive/1/433580/100/0/threaded
securityfocus.com / archive/1/433678/100/0/threaded