CVE-2006-2247

MEDIUM 5.0CVE-2006-2247 · Published 09/05/2006 · updated 16/06/2026

In short

CVE-2006-2247 is a MEDIUM (CVSS 5.0) vulnerability affecting webcalendar (webcalendar).
Chance of exploitation in the next 30 days (EPSS): 1.7%, higher than 77.1% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
webcalendar webcalendar	`= 1.0.1= 1.0.2= 1.0.3`	No fix yet

Description

WebCalendar 1.0.1 to 1.0.3 generates different error messages depending on whether or not a username is valid, which allows remote attackers to enumerate valid usernames.

References

secunia.com/advisories/19974 · Vendor Advisory
secunia.com/advisories/20108
debian.org/security/2006/dsa-1056
osvdb.org/25280
securityfocus.com/archive/1/433053/100/0/threaded
securityfocus.com/archive/1/433077/100/0/threaded
securityfocus.com/bid/17853
exchange.xforce.ibmcloud.com/vulnerabilities/26262

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Package

Affected versions

Patched versions

webcalendar

= 1.0.1= 1.0.2= 1.0.3

No fix yet

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