CVE-2021-36403 - AskarLabs CVE Database

CVE-2021-36403

Vendor N/A

Product Moodle

Weakness CWE-912

Published March 6, 2023

Last update March 7, 2025

View on NVD All CVEs

CVSS base score

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What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

March 6, 2023 CVE published

March 7, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2021-36403 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/912.html

Related vulnerabilities

04Related CVE

CVE-2023-42134 CVE-2025-11673 PiExtract ｜SOOP-CLM - Hidden Functionality CVE-2022-1741 2.2.3 HIDDEN FUNCTIONALITY CWE-912 CVE-2025-0626 Hidden Functionality vulnerability in Contec Health CMS8000 Patient Monitor CVE-2025-6839 Conjure Position Department Service Quality Evaluation System head.php eval backdoor