How severe is CVE-2006-2755?

CVE-2006-2755 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2006-2755 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-2755?

CVE-2006-2755 primarily affects Ubbcentral Ubb.threads. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-2755?

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

When was CVE-2006-2755 published?

CVE-2006-2755 was published on 2006-06-02 and last updated on 2026-06-16.

CVE-2006-2755

CVE-2006-2755 is a medium-severity vulnerability in Ubbcentral Ubb.threads 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.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ubbcentral Ubb.threads
Published: 2006-06-02
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in index.php in UBBThreads 5.x and earlier allows remote attackers to inject arbitrary web script or HTML via the debug parameter, as demonstrated by stealing MD5 hashes of passwords.

Frequently asked questions

What is CVE-2006-2755?: Cross-site scripting (XSS) vulnerability in index.php in UBBThreads 5.x and earlier allows remote attackers to inject arbitrary web script or HTML via the debug parameter, as demonstrated by stealing MD5 hashes of passwords.
How severe is CVE-2006-2755?: CVE-2006-2755 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2006-2755 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2755?: CVE-2006-2755 primarily affects Ubbcentral Ubb.threads. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-2755?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-2755 published?: CVE-2006-2755 was published on 2006-06-02 and last updated on 2026-06-16.

References

Affected products (25)

cpe:2.3:a:ubbcentral:ubb.threads:5.0:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:5.5.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.0:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.2:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.2.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.2.2:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.2.3:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.3:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.3.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.4:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.4.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.4.2:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.4.3:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.4.4:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.5:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.5.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.5.1.1:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.5.2:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.5.2_beta2:*:*:*:*:*:*:*
cpe:2.3:a:ubbcentral:ubb.threads:6.5.3:*:*:*:*:*:*:*

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