How severe is CVE-2009-3004?

CVE-2009-3004 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-3004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-3004?

CVE-2009-3004 affects Avant Force Avant Browser. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-3004?

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

When was CVE-2009-3004 published?

CVE-2009-3004 was published on 2009-08-28 and last updated on 2026-06-16.

CVE-2009-3004

CVE-2009-3004 is a medium-severity vulnerability in Avant Force Avant Browser 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% (55th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Avant Force Avant Browser
Published: 2009-08-28
Last modified: 2026-06-16

Description

Avant Browser 11.7 Builds 35 and 36 allows remote attackers to spoof the address bar, via window.open with a relative URI, to show an arbitrary URL on the web site visited by the victim, as demonstrated by a visit to an attacker-controlled web page, which triggers a spoofed login form for the site containing that page. NOTE: a related attack was reported in which an arbitrary file: URL is shown.

Frequently asked questions

What is CVE-2009-3004?: Avant Browser 11.7 Builds 35 and 36 allows remote attackers to spoof the address bar, via window.open with a relative URI, to show an arbitrary URL on the web site visited by the victim, as demonstrated by a visit to an attacker-controlled web page, which triggers a spoofed login form for the site containing that page. NOTE: a related attack was reported in which an arbitrary file: URL is shown.
How severe is CVE-2009-3004?: CVE-2009-3004 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-3004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-3004?: CVE-2009-3004 affects Avant Force Avant Browser. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-3004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-3004 published?: CVE-2009-3004 was published on 2009-08-28 and last updated on 2026-06-16.

References

http://lostmon.blogspot.com/2009/08/multiple-browsers-fake-url-folder-file.html

Affected products (1)

cpe:2.3:a:avant_force:avant_browser:11.7:*:*:*:*:*:*:*

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