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CVE-2006-5426

29
FAUCET Score

CVE-2006-5426 describes a remote file inclusion vulnerability in LoCal Calendar System version 1.1, specifically within the lib/lcUser.php component. This flaw allows unauthenticated remote attackers to execute arbitrary PHP code by manipulating the LIBDIR parameter with a malicious URL. With a CVSS score of 7.5, this vulnerability is considered high severity, indicating easy exploitation over the network with potential for full compromise of confidentiality, integrity, and availability. While not listed on the CISA KEV catalog, public exploit code exists on ExploitDB, though there is minimal community discussion or media coverage surrounding this older vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.1CPE matchmatch criteria
cpe:2.3:a:local_calendar_system:local_calendar_system:1.1:*:*:*:*:*:*:*

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
2.68%
Probability of exploitation in next 30 days
EPSS Percentile
84.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-2595 · Oct 18, 2006
This CVE's current EPSS score of 0.0268 is in the 72nd percentile among its peer group of 51,551 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/22484
exchange.xforce.ibmcloud.com / vulnerabilities/29665
exploit-db.com / exploits/2595
securityfocus.com / bid/20619
Exploit
vupen.com / english/advisories/2006/4100