How severe is CVE-2006-3953?

CVE-2006-3953 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2006-3953 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3953?

CVE-2006-3953 primarily affects Mybulletinboard. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-3953?

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

When was CVE-2006-3953 published?

CVE-2006-3953 was published on 2006-08-01 and last updated on 2026-06-16.

CVE-2006-3953

CVE-2006-3953 is a medium-severity vulnerability in Mybulletinboard 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: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mybulletinboard
Published: 2006-08-01
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in usercp.php in MyBB (aka MyBulletinBoard) 1.x allows remote attackers to inject arbitrary web script or HTML via the gallery parameter.

Frequently asked questions

What is CVE-2006-3953?: Cross-site scripting (XSS) vulnerability in usercp.php in MyBB (aka MyBulletinBoard) 1.x allows remote attackers to inject arbitrary web script or HTML via the gallery parameter.
How severe is CVE-2006-3953?: CVE-2006-3953 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2006-3953 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3953?: CVE-2006-3953 primarily affects Mybulletinboard. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-3953?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-3953 published?: CVE-2006-3953 was published on 2006-08-01 and last updated on 2026-06-16.

References

Affected products (26)

cpe:2.3:a:mybulletinboard:mybulletinboard:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0_final:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0_pr2:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0_preview_release_2:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.00_rc1:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.00_rc2:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0_rc2:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.00_rc3:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.0_rc4:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.00_rc4:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.00_rc4_security_patch:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.01:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1.5:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.1.7:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.04:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.10:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.14:*:*:*:*:*:*:*
cpe:2.3:a:mybulletinboard:mybulletinboard:1.20:*:*:*:*:*:*:*

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