CVE-2006-4056

CVE-2006-4056 is a high-severity vulnerability in The Address Book 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

Description

Multiple SQL injection vulnerabilities in the authentication process in katzlbt (a) The Address Book 1.04e and earlier and (b) The Address Book Reloaded before 2.0-rc4 allow remote attackers to execute arbitrary SQL commands via the (1) username or (2) password parameters. NOTE: portions of these details are obtained from third party information.

Frequently asked questions

What is CVE-2006-4056?
Multiple SQL injection vulnerabilities in the authentication process in katzlbt (a) The Address Book 1.04e and earlier and (b) The Address Book Reloaded before 2.0-rc4 allow remote attackers to execute arbitrary SQL commands via the (1) username or (2) password parameters. NOTE: portions of these details are obtained from third party information.
How severe is CVE-2006-4056?
CVE-2006-4056 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-4056 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-4056?
CVE-2006-4056 primarily affects The Address Book. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-4056?
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-2006-4056 published?
CVE-2006-4056 was published on 2006-08-10 and last updated on 2026-06-16.

References

Affected products (2)

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