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CVE-2006-3994

29
FAUCET Score

CVE-2006-3994 describes a critical SQL injection vulnerability in the u2u_send_recp function within u2u.inc.php of XMB (extreme message board) versions 1.9.6 Alpha and earlier. This flaw allows unauthenticated remote attackers to execute arbitrary SQL commands by manipulating the 'u2uid' parameter in u2u.php, bypassing existing security measures. With a CVSS score of 7.5, this vulnerability is considered highly severe due to its low attack complexity and potential for complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, exploit code is publicly available on ExploitDB, indicating a clear path for exploitation, though there is minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.9.6_alphaCPE matchmatch criteria
cpe:2.3:a:xmb_software:xmb_forum:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.74%
Probability of exploitation in next 30 days
EPSS Percentile
88.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-2105 · Aug 1, 2006
This CVE's current EPSS score of 0.0374 is in the 80th 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

docs.xmbforum2.com / index.php
secunia.com / advisories/21293
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/28159
exploit-db.com / exploits/2105
securityfocus.com / bid/19280
Exploit
vupen.com / english/advisories/2006/3088