How severe is CVE-2006-0604?

CVE-2006-0604 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2006-0604 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-0604?

CVE-2006-0604 affects Hinton Design Phphg Guestbook. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-0604?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-0604 published?

CVE-2006-0604 was published on 2006-02-08 and last updated on 2026-06-16.

CVE-2006-0604

CVE-2006-0604 is a high-severity vulnerability in Hinton Design Phphg Guestbook with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Hinton Design Phphg Guestbook
Published: 2006-02-08
Last modified: 2026-06-16

Description

check.php in Hinton Design phphg Guestbook 1.2 does not check the user password when authenticating via cookies, which allows remote attackers to gain unauthorized access.

Frequently asked questions

What is CVE-2006-0604?: check.php in Hinton Design phphg Guestbook 1.2 does not check the user password when authenticating via cookies, which allows remote attackers to gain unauthorized access.
How severe is CVE-2006-0604?: CVE-2006-0604 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-0604 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-0604?: CVE-2006-0604 affects Hinton Design Phphg Guestbook. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-0604?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-0604 published?: CVE-2006-0604 was published on 2006-02-08 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:hinton_design:phphg_guestbook:1.2:*:*:*:*:*:*:*

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CVE-2006-0602 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in Hinton Design phphg Guestbook 1.2 allow remote attackers to execute arbitrary…
CVE-2006-0603 — Medium (CVSS 6.4): Multiple cross-site scripting vulnerabilities in signed.php in Hinton Design phphg Guestbook 1.2 allow remote attackers…

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