How severe is CVE-2011-4782?

CVE-2011-4782 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-4782 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-4782?

CVE-2011-4782 primarily affects Phpmyadmin. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-4782?

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

When was CVE-2011-4782 published?

CVE-2011-4782 was published on 2011-12-22 and last updated on 2026-06-16.

CVE-2011-4782

CVE-2011-4782 is a medium-severity vulnerability in Phpmyadmin 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Phpmyadmin
Published: 2011-12-22
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in libraries/config/ConfigFile.class.php in the setup interface in phpMyAdmin 3.4.x before 3.4.9 allows remote attackers to inject arbitrary web script or HTML via the host parameter.

Frequently asked questions

What is CVE-2011-4782?: Cross-site scripting (XSS) vulnerability in libraries/config/ConfigFile.class.php in the setup interface in phpMyAdmin 3.4.x before 3.4.9 allows remote attackers to inject arbitrary web script or HTML via the host parameter.
How severe is CVE-2011-4782?: CVE-2011-4782 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-4782 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-4782?: CVE-2011-4782 primarily affects Phpmyadmin. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-4782?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-4782 published?: CVE-2011-4782 was published on 2011-12-22 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.4.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.5.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.6.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.7.0:*:*:*:*:*:*:*
cpe:2.3:a:phpmyadmin:phpmyadmin:3.4.8.0:*:*:*:*:*:*:*

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