How severe is CVE-2009-4830?

CVE-2009-4830 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-4830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4830?

CVE-2009-4830 primarily affects Openx. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4830?

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-2009-4830 published?

CVE-2009-4830 was published on 2010-04-27 and last updated on 2026-06-16.

CVE-2009-4830

CVE-2009-4830 is a high-severity vulnerability in Openx 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% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Openx
Published: 2010-04-27
Last modified: 2026-06-16

Description

Unspecified vulnerability in OpenX 2.8.1 and 2.8.2 allows remote attackers to bypass authentication and obtain access to an Administrator account via unknown vectors, possibly related to www/admin/install.php, www/admin/install-plugins.php, and other www/admin/ files.

Frequently asked questions

What is CVE-2009-4830?: Unspecified vulnerability in OpenX 2.8.1 and 2.8.2 allows remote attackers to bypass authentication and obtain access to an Administrator account via unknown vectors, possibly related to www/admin/install.php, www/admin/install-plugins.php, and other www/admin/ files.
How severe is CVE-2009-4830?: CVE-2009-4830 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4830?: CVE-2009-4830 primarily affects Openx. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4830?: 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-2009-4830 published?: CVE-2009-4830 was published on 2010-04-27 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:openx:openx:2.8.1:*:*:*:*:*:*:*
cpe:2.3:a:openx:openx:2.8.2:*:*:*:*:*:*:*

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