How severe is CVE-2005-4551?

CVE-2005-4551 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2005-4551 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-2005-4551?

CVE-2005-4551 affects Simpbook. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2005-4551?

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

When was CVE-2005-4551 published?

CVE-2005-4551 was published on 2005-12-28 and last updated on 2026-06-16.

CVE-2005-4551

CVE-2005-4551 is a medium-severity vulnerability in Simpbook 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: Simpbook
Published: 2005-12-28
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in sign.php in codegrrl SimpBook 1.0, when html_enable is on, allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php.

Frequently asked questions

What is CVE-2005-4551?: Cross-site scripting (XSS) vulnerability in sign.php in codegrrl SimpBook 1.0, when html_enable is on, allows remote attackers to inject arbitrary web script or HTML via the message parameter to index.php.
How severe is CVE-2005-4551?: CVE-2005-4551 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2005-4551 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-2005-4551?: CVE-2005-4551 affects Simpbook. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-4551?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-4551 published?: CVE-2005-4551 was published on 2005-12-28 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:simpbook:simpbook:1.0:*:*:*:*:*:*:*

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