How severe is CVE-2005-2881?

CVE-2005-2881 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2005-2881 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-2881?

CVE-2005-2881 affects Phpcommunitycalendar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-2881?

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-2005-2881 published?

CVE-2005-2881 was published on 2005-09-14 and last updated on 2026-06-16.

CVE-2005-2881

CVE-2005-2881 is a high-severity vulnerability in Phpcommunitycalendar 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: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Phpcommunitycalendar
Published: 2005-09-14
Last modified: 2026-06-16

Description

phpCommunityCalendar 4.0.3 allows remote attackers to bypass authentication and gain unauthorized access via a direct request to the admin directory.

Frequently asked questions

What is CVE-2005-2881?: phpCommunityCalendar 4.0.3 allows remote attackers to bypass authentication and gain unauthorized access via a direct request to the admin directory.
How severe is CVE-2005-2881?: CVE-2005-2881 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-2881 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2881?: CVE-2005-2881 affects Phpcommunitycalendar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-2881?: 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-2005-2881 published?: CVE-2005-2881 was published on 2005-09-14 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:phpcommunitycalendar:phpcommunitycalendar:4.0.3:*:*:*:*:*:*:*

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CVE-2005-2880 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in phpCommunityCalendar 4.0.3, and possibly earlier versions, allow remote…
CVE-2006-2798 — Medium (CVSS 6.8): Multiple cross-site scripting (XSS) vulnerabilities in phpCommunityCalendar 4.0.3 allow remote attackers to inject…
CVE-2005-2882 — Medium (CVSS 4.3): Multiple cross-site scripting (XSS) vulnerabilities in phpCommunityCalendar 4.0.3, and possibly earlier versions, allow…

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