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CVE-2006-0686

25
FAUCET Score

CVE-2006-0686 describes a critical vulnerability in Virtual Hosting Control System (VHCS) versions 2.4.7.1 and earlier, where the add_user.php script fails to enforce proper privilege checks. This flaw allows unauthenticated remote attackers to create new administrative users, leading to complete compromise of the affected system. With a CVSS score of 10.0, this vulnerability is easily exploitable over the network with low attack complexity, resulting in full confidentiality, integrity, and availability impacts. Despite its high severity, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.4.7.1CPE matchmatch criteria
cpe:2.3:a:virtual_hosting_control_system:virtual_hosting_control_system:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.81%
Probability of exploitation in next 30 days
EPSS Percentile
85.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0282 is in the 73rd percentile among its peer group of 51,485 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, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/18799
PatchVendor Advisory
securityreason.com / securityalert/430
exchange.xforce.ibmcloud.com / vulnerabilities/24667
rs-labs.com / adv/RS-Labs-Advisory-2006-1.txt
Vendor Advisory
securityfocus.com / archive/1/424816/100/0/threaded
securityfocus.com / bid/16600
vupen.com / english/advisories/2006/0534