CVE-2021-36403: Moodle has a Hidden Functionality vulnerability

March 6, 2023 (updated March 13, 2023)

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.

References

github.com/advisories/GHSA-j9cw-5cpj-9qj5
moodle.org/mod/forum/discuss.php?d=424809
nvd.nist.gov/vuln/detail/CVE-2021-36403

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