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CVE-2006-6259

26
FAUCET Score

CVE-2006-6259 describes multiple directory traversal vulnerabilities in AlternC 0.9.5 and earlier, specifically within the class/functions.php and class/m_bro.php files. These flaws allow unauthenticated remote attackers to create arbitrary files and directories by injecting ".." sequences in the "create name" field, and to read arbitrary files by using ".." in the "web root" field when configuring a subdomain. With a CVSS score of 10.0, this vulnerability is critical, enabling complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.9.5CPE matchmatch criteria
cpe:2.3:a:alternc:alternc:*:*:*:*:*:*:*:*

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
3.71%
Probability of exploitation in next 30 days
EPSS Percentile
88.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0371 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

dev.alternc.org / trac/alternc/changeset/1737
Patch
dev.alternc.org / trac/alternc/changeset/1738
Patch
dev.alternc.org / trac/alternc/changeset/1742
Patch
dev.alternc.org / trac/alternc/milestone/0.9.6
Patch
secunia.com / advisories/23144
securityreason.com / securityalert/1965
exchange.xforce.ibmcloud.com / vulnerabilities/30626
ground418.org / exploits/read.php
ExploitVendor Advisory
securityfocus.com / archive/1/452988/100/0/threaded
securityfocus.com / bid/21355
Exploit
vupen.com / english/advisories/2006/4851