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.

Published: 2010-04-27 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-4830 is rated Moderate Risk (60.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.40%). EPSS rose +1.87% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2009-4830

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.54% 2.40% +1.87%
2 2025-10-17 0.40% 0.54% +0.14%
3 2025-07-15 — 0.40% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-4830

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2009-4830

Affected software / configurations for CVE-2009-4830

Vendor Product Version Raw CPE
openx openx 2.8.1 cpe:2.3:a:openx:openx:2.8.1:*:*:*:*:*:*:*
openx openx 2.8.2 cpe:2.3:a:openx:openx:2.8.2:*:*:*:*:*:*:*

References for CVE-2009-4830

cvelogic Threat Intelligence