How severe is CVE-2006-3954?

CVE-2006-3954 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-3954 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-3954?

CVE-2006-3954 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-2006-3954?

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

When was CVE-2006-3954 published?

CVE-2006-3954 was published on 2006-08-01 and last updated on 2026-06-16.

CVE-2006-3954

CVE-2006-3954 is a medium-severity vulnerability in Mybulletinboard with a CVSS 2.0 base score of 5.0. 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 5.0)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Mybulletinboard
Published: 2006-08-01
Last modified: 2026-06-16

Description

Directory traversal vulnerability in usercp.php in MyBB (aka MyBulletinBoard) 1.x allows remote attackers to read arbitrary files via a .. (dot dot) in the gallery parameter in a (1) avatar or (2) do_avatar action.

Frequently asked questions

What is CVE-2006-3954?: Directory traversal vulnerability in usercp.php in MyBB (aka MyBulletinBoard) 1.x allows remote attackers to read arbitrary files via a .. (dot dot) in the gallery parameter in a (1) avatar or (2) do_avatar action.
How severe is CVE-2006-3954?: CVE-2006-3954 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-3954 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-3954?: CVE-2006-3954 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-2006-3954?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-3954 published?: CVE-2006-3954 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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