How severe is CVE-2011-2774?

CVE-2011-2774 has a CVSS 2.0 base score of 4.0, rated medium severity.

Is CVE-2011-2774 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2774?

CVE-2011-2774 primarily affects Mahara. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-2774?

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

When was CVE-2011-2774 published?

CVE-2011-2774 was published on 2011-11-15 and last updated on 2026-06-16.

CVE-2011-2774

CVE-2011-2774 is a medium-severity vulnerability in Mahara with a CVSS 2.0 base score of 4.0. 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-200.

Key facts

Severity: Medium (CVSS 2.0 base score 4.0)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mahara
Published: 2011-11-15
Last modified: 2026-06-16

Description

The "Reply to message" feature in Mahara 1.3.x and 1.4.x before 1.4.1 allows remote authenticated users to read the messages of a different user via a modified replyto parameter.

Frequently asked questions

What is CVE-2011-2774?: The "Reply to message" feature in Mahara 1.3.x and 1.4.x before 1.4.1 allows remote authenticated users to read the messages of a different user via a modified replyto parameter.
How severe is CVE-2011-2774?: CVE-2011-2774 has a CVSS 2.0 base score of 4.0, rated medium severity.
Is CVE-2011-2774 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2774?: CVE-2011-2774 primarily affects Mahara. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2774?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2774 published?: CVE-2011-2774 was published on 2011-11-15 and last updated on 2026-06-16.

References

Affected products (18)

cpe:2.3:a:mahara:mahara:1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.0:beta1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.0:beta2:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.0:beta3:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.0:beta4:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.1:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.2:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.3:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.4:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.5:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.6:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.3.7:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.4:rc1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.4:rc2:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.4:rc3:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.4:rc4:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:1.4.0:*:*:*:*:*:*:*

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