How severe is CVE-2009-4788?

CVE-2009-4788 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2009-4788 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4788?

CVE-2009-4788 primarily affects Pligg Pligg Cms. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4788?

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

When was CVE-2009-4788 published?

CVE-2009-4788 was published on 2010-04-21 and last updated on 2026-06-16.

CVE-2009-4788

CVE-2009-4788 is a medium-severity vulnerability in Pligg Pligg Cms 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. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Pligg Pligg Cms
Published: 2010-04-21
Last modified: 2026-06-16

Description

Multiple open redirect vulnerabilities in Pligg 1.0.2 and earlier allow remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via the (1) return parameter to pligg/login.php and the (2) HTTP Referer header to user_settings.php.

Frequently asked questions

What is CVE-2009-4788?: Multiple open redirect vulnerabilities in Pligg 1.0.2 and earlier allow remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via the (1) return parameter to pligg/login.php and the (2) HTTP Referer header to user_settings.php.
How severe is CVE-2009-4788?: CVE-2009-4788 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2009-4788 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4788?: CVE-2009-4788 primarily affects Pligg Pligg Cms. In total, 14 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4788?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-4788 published?: CVE-2009-4788 was published on 2010-04-21 and last updated on 2026-06-16.

References

Affected products (14)

cpe:2.3:a:pligg:pligg_cms:*:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.0:rc4:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.0:rc5:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:9.5:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:9.9:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:9.9.0:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:9.9.0:beta:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:9.9.5:*:*:*:*:*:*:*
cpe:2.3:a:pligg:pligg_cms:9.9.5:beta:*:*:*:*:*:*

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