What’s Vulnerable › Vulnerabilities

CVE-2011-4582

• Severity: medium (CVSS 4.9 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-07-20 · updated 2026-06-16
• Weakness: CWE-20

Description

Open redirect vulnerability in the Calendar set page in Moodle 2.1.x before 2.1.3 allows remote authenticated users to redirect users to arbitrary web sites and conduct phishing attacks via a redirection URL.

Affected products

• Moodle: 2.1.0, 2.1.1, 2.1.2

References

• http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-28720&sr=1
• http://moodle.org/mod/forum/discuss.php?d=191748
• https://bugzilla.redhat.com/show_bug.cgi?id=761248
• http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-28720&sr=1
• http://moodle.org/mod/forum/discuss.php?d=191748
• https://bugzilla.redhat.com/show_bug.cgi?id=761248

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