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CVE-2006-6551

28
FAUCET Score

CVE-2006-6551 is a remote file inclusion vulnerability affecting Tucows Client Code Suite (CCS) versions 1.2.1015 and earlier. This flaw allows remote attackers to execute arbitrary PHP code by manipulating the _ENV[TCA_HOME] parameter. With a CVSS score of 7.5, this vulnerability is considered highly severe, requiring no authentication and having a low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, exploit code is publicly available on ExploitDB, though there is minimal community discussion or media coverage surrounding this decade-old vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.2.1015CPE matchmatch criteria
cpe:2.3:a:tucows:client_code_suite:1.2.1015:*:*:*:*:*:*:*

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
2.14%
Probability of exploitation in next 30 days
EPSS Percentile
80.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-2896 · Dec 8, 2006
This CVE's current EPSS score of 0.0214 is in the 65th 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

exchange.xforce.ibmcloud.com / vulnerabilities/30789
exploit-db.com / exploits/2896