How severe is CVE-2014-9059?

CVE-2014-9059 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2014-9059 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9059?

CVE-2014-9059 primarily affects Moodle. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-9059?

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

When was CVE-2014-9059 published?

CVE-2014-9059 was published on 2014-11-24 and last updated on 2026-06-17.

CVE-2014-9059

CVE-2014-9059 is a medium-severity vulnerability in Moodle 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: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Moodle
Published: 2014-11-24
Last modified: 2026-06-17

Description

lib/setup.php in Moodle through 2.4.11, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3 does not provide charset information in HTTP headers, which might allow remote attackers to conduct cross-site scripting (XSS) attacks via UTF-7 characters during interaction with AJAX scripts.

Frequently asked questions

What is CVE-2014-9059?: lib/setup.php in Moodle through 2.4.11, 2.5.x before 2.5.9, 2.6.x before 2.6.6, and 2.7.x before 2.7.3 does not provide charset information in HTTP headers, which might allow remote attackers to conduct cross-site scripting (XSS) attacks via UTF-7 characters during interaction with AJAX scripts.
How severe is CVE-2014-9059?: CVE-2014-9059 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2014-9059 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9059?: CVE-2014-9059 primarily affects Moodle. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-9059?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-9059 published?: CVE-2014-9059 was published on 2014-11-24 and last updated on 2026-06-17.

References

Affected products (19)

cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.0:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.2:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.3:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.4:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.5:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.6:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.7:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.5.8:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.6.0:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.6.1:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.6.2:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.6.3:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.6.4:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.6.5:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.7.0:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.7.1:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:2.7.2:*:*:*:*:*:*:*

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