How severe is CVE-2006-0657?

CVE-2006-0657 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2006-0657 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-0657?

CVE-2006-0657 affects Softcomplex Php Event Calendar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-0657?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2006-0657 published?

CVE-2006-0657 was published on 2006-02-13 and last updated on 2026-06-16.

CVE-2006-0657

CVE-2006-0657 is a low-severity vulnerability in Softcomplex Php Event Calendar with a CVSS 2.0 base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Softcomplex Php Event Calendar
Published: 2006-02-13
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Softcomplex PHP Event Calendar 1.5 allows remote authenticated users to inject arbitrary web script or HTML, and corrupt data, via the (1) username and (2) password parameters, which are not sanitized before being written to users.php. NOTE: while this issue was originally reported as XSS, the primary issue might be direct static code injection with resultant XSS.

Frequently asked questions

What is CVE-2006-0657?: Cross-site scripting (XSS) vulnerability in Softcomplex PHP Event Calendar 1.5 allows remote authenticated users to inject arbitrary web script or HTML, and corrupt data, via the (1) username and (2) password parameters, which are not sanitized before being written to users.php. NOTE: while this issue was originally reported as XSS, the primary issue might be direct static code injection with resultant XSS.
How severe is CVE-2006-0657?: CVE-2006-0657 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2006-0657 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0657?: CVE-2006-0657 affects Softcomplex Php Event Calendar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-0657?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-0657 published?: CVE-2006-0657 was published on 2006-02-13 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:softcomplex:php_event_calendar:1.5:*:*:*:*:*:*:*

More vulnerabilities in Softcomplex Php Event Calendar

CVE-2006-3684 — High (CVSS 7.5): PHP remote file inclusion vulnerability in calendar.php in SoftComplex PHP Event Calendar 1.4 allows remote attackers…
CVE-2006-4825 — Medium (CVSS 4.3): Multiple cross-site scripting (XSS) vulnerabilities in cl_files/index.php in SoftComplex PHP Event Calendar 1.5.1, and…

All CVEs affecting Softcomplex Php Event Calendar →