CVE-2004-1509

CVE-2004-1509 is a medium-severity vulnerability with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

validate.php in WebCalendar allows remote attackers to gain sensitive information via an invalid encoded_login parameter, which reveals the full path in an error message.

Frequently asked questions

What is CVE-2004-1509?
validate.php in WebCalendar allows remote attackers to gain sensitive information via an invalid encoded_login parameter, which reveals the full path in an error message.
How severe is CVE-2004-1509?
CVE-2004-1509 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2004-1509 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2004-1509?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2004-1509 published?
CVE-2004-1509 was published on 2004-12-31 and last updated on 2026-06-16.

References