How severe is CVE-2011-1405?

CVE-2011-1405 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2011-1405 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1405?

CVE-2011-1405 primarily affects Mahara. In total, 65 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1405?

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

When was CVE-2011-1405 published?

CVE-2011-1405 was published on 2011-05-13 and last updated on 2026-06-16.

CVE-2011-1405

CVE-2011-1405 is a low-severity vulnerability in Mahara 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: 2% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Mahara
Published: 2011-05-13
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Mahara before 1.3.6 allows remote authenticated users to inject arbitrary web script or HTML via vectors associated with HTML e-mail messages, related to artefact/comment/lib.php and interaction/forum/lib.php.

Frequently asked questions

What is CVE-2011-1405?: Cross-site scripting (XSS) vulnerability in Mahara before 1.3.6 allows remote authenticated users to inject arbitrary web script or HTML via vectors associated with HTML e-mail messages, related to artefact/comment/lib.php and interaction/forum/lib.php.
How severe is CVE-2011-1405?: CVE-2011-1405 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2011-1405 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1405?: CVE-2011-1405 primarily affects Mahara. In total, 65 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-1405?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1405 published?: CVE-2011-1405 was published on 2011-05-13 and last updated on 2026-06-16.

References

Affected products (65)

cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:0.9.0:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:0.9.1:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:0.9.2:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.7:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.8:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.9:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.10:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.11:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.12:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.13:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.14:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.0.15:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:alpha2:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:alpha3:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:beta1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:beta2:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:beta3:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:beta4:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:rc1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.0:rc2:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.5:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.6:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.7:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.8:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.1.9:*:*:*:*:*:*:*

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