How severe is CVE-2009-3966?

CVE-2009-3966 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-3966 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-3966?

CVE-2009-3966 affects Arcadetradescript Arcade Trade Script. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-3966?

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-2009-3966 published?

CVE-2009-3966 was published on 2009-11-18 and last updated on 2026-06-16.

CVE-2009-3966

CVE-2009-3966 is a high-severity vulnerability in Arcadetradescript Arcade Trade Script 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. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Arcadetradescript Arcade Trade Script
Published: 2009-11-18
Last modified: 2026-06-16

Description

Arcade Trade Script 1.0 allows remote attackers to bypass authentication and gain administrative access by setting the adminLoggedIn cookie to true.

Frequently asked questions

What is CVE-2009-3966?: Arcade Trade Script 1.0 allows remote attackers to bypass authentication and gain administrative access by setting the adminLoggedIn cookie to true.
How severe is CVE-2009-3966?: CVE-2009-3966 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-3966 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-3966?: CVE-2009-3966 affects Arcadetradescript Arcade Trade Script. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-3966?: 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-2009-3966 published?: CVE-2009-3966 was published on 2009-11-18 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:arcadetradescript:arcade_trade_script:1.0:*:*:*:*:*:*:*

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