How severe is CVE-2006-2066?

CVE-2006-2066 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2006-2066 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-2066?

CVE-2006-2066 affects Mkportal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-2066?

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

When was CVE-2006-2066 published?

CVE-2006-2066 was published on 2006-04-27 and last updated on 2026-06-16.

CVE-2006-2066

CVE-2006-2066 is a medium-severity vulnerability in Mkportal with a CVSS 2.0 base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Mkportal
Published: 2006-04-27
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities pm_popup.php in MKPortal 1.1 Rc1 and earlier, as used with vBulletin 3.5.4 and earlier, allow remote attackers to inject arbitrary web script or HTML via the (1) u1, (2) m1, (3) m2, (4) m3, (5) m4 parameters.

Frequently asked questions

What is CVE-2006-2066?: Multiple cross-site scripting (XSS) vulnerabilities pm_popup.php in MKPortal 1.1 Rc1 and earlier, as used with vBulletin 3.5.4 and earlier, allow remote attackers to inject arbitrary web script or HTML via the (1) u1, (2) m1, (3) m2, (4) m3, (5) m4 parameters.
How severe is CVE-2006-2066?: CVE-2006-2066 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2006-2066 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2066?: CVE-2006-2066 affects Mkportal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-2066?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-2066 published?: CVE-2006-2066 was published on 2006-04-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:mkportal:mkportal:1.1_rc1:*:*:*:*:*:*:*

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