How severe is CVE-2006-5566?

CVE-2006-5566 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2006-5566 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-5566?

CVE-2006-5566 affects Webasyst Llc Shop-script. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2006-5566?

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

When was CVE-2006-5566 published?

CVE-2006-5566 was published on 2006-10-27 and last updated on 2026-06-16.

CVE-2006-5566

CVE-2006-5566 is a medium-severity vulnerability in Webasyst Llc Shop-script 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% (80th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Webasyst Llc Shop-script
Published: 2006-10-27
Last modified: 2026-06-16

Description

CRLF injection vulnerability in premium/index.php in Shop-Script allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via CRLF sequences in the (1) links_exchange, (2) news, (3) search_with_change_category_ability, (4) logging, (5) feedback, (6) show_price, (7) register, (8) answer, (9) productID, and (10) inside parameters.

Frequently asked questions

What is CVE-2006-5566?: CRLF injection vulnerability in premium/index.php in Shop-Script allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via CRLF sequences in the (1) links_exchange, (2) news, (3) search_with_change_category_ability, (4) logging, (5) feedback, (6) show_price, (7) register, (8) answer, (9) productID, and (10) inside parameters.
How severe is CVE-2006-5566?: CVE-2006-5566 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-5566 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5566?: CVE-2006-5566 affects Webasyst Llc Shop-script. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2006-5566?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-5566 published?: CVE-2006-5566 was published on 2006-10-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:webasyst_llc:shop-script:*:*:free:*:*:*:*:*

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