How severe is CVE-2005-4009?

CVE-2005-4009 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-4009 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-4009?

CVE-2005-4009 primarily affects Php Lite Calendar Express. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-4009?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2005-4009 published?

CVE-2005-4009 was published on 2005-12-05 and last updated on 2026-06-16.

CVE-2005-4009

CVE-2005-4009 is a high-severity vulnerability in Php Lite Calendar Express with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Php Lite Calendar Express
Published: 2005-12-05
Last modified: 2026-06-16

Description

Multiple SQL injection vulnerabilities in PHP Lite Calendar Express 2.2 and earlier allow remote attackers to execute arbitrary SQL commands via the (1) cid and (2) catid parameters to (a) day.php, (b) week.php, (c) month.php, and (d) year.php.

Frequently asked questions

What is CVE-2005-4009?: Multiple SQL injection vulnerabilities in PHP Lite Calendar Express 2.2 and earlier allow remote attackers to execute arbitrary SQL commands via the (1) cid and (2) catid parameters to (a) day.php, (b) week.php, (c) month.php, and (d) year.php.
How severe is CVE-2005-4009?: CVE-2005-4009 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-4009 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4009?: CVE-2005-4009 primarily affects Php Lite Calendar Express. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4009?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-4009 published?: CVE-2005-4009 was published on 2005-12-05 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:php_lite:calendar_express:2.0:*:*:*:*:*:*:*
cpe:2.3:a:php_lite:calendar_express:2.2:*:*:*:*:*:*:*

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