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MEDIUM · 5.3

CVE-2021-36403

In Moodle, in some circumstances, email notifications of messages could have the link back to the original message hidden by HTML, which may pose a phishing risk.

Vulnerability Description

In Moodle, in some circumstances, email notifications of messages could have the link back to the original message hidden by HTML, which may pose a phishing risk.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
MoodleMoodle< 3.9.8

Related Weaknesses (CWE)

CWE-912

References

FAQ

What is CVE-2021-36403?

CVE-2021-36403 is a vulnerability with a CVSS score of 5.3 (MEDIUM). In Moodle, in some circumstances, email notifications of messages could have the link back to the original message hidden by HTML, which may pose a phishing risk.

How severe is CVE-2021-36403?

CVE-2021-36403 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-36403?

Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle.