How severe is CVE-2012-3393?

CVE-2012-3393 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2012-3393 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-3393?

CVE-2012-3393 primarily affects Moodle. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-3393?

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

When was CVE-2012-3393 published?

CVE-2012-3393 was published on 2012-07-23 and last updated on 2026-06-16.

CVE-2012-3393

CVE-2012-3393 is a low-severity vulnerability in Moodle with a CVSS 2.0 base score of 3.5. 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-79.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Moodle
Published: 2012-07-23
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in repository/lib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 allows remote authenticated administrators to inject arbitrary web script or HTML by renaming a repository.

Frequently asked questions

What is CVE-2012-3393?: Cross-site scripting (XSS) vulnerability in repository/lib.php in Moodle 2.1.x before 2.1.7 and 2.2.x before 2.2.4 allows remote authenticated administrators to inject arbitrary web script or HTML by renaming a repository.
How severe is CVE-2012-3393?: CVE-2012-3393 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2012-3393 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-3393?: CVE-2012-3393 primarily affects Moodle. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-3393?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-3393 published?: CVE-2012-3393 was published on 2012-07-23 and last updated on 2026-06-16.

References

Affected products (11)

cpe:2.3:a:moodle:moodle:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.1.5:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.1.6:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.2.2:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.2.3:*:*:*:*:*:*:*

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