[mei2volpiano] MEI2Volpiano is vulnerable to XML External Entity (XXE), leading to a Denial of Service (DoS)

DDMAL MEI2Volpiano 0.8.2 is vulnerable to XML External Entity (XXE), leading to a Denial of Service. This occurs due to the usage of the unsafe ‘xml.etree’ library to parse untrusted XML input.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-37189
• https://docs.python.org/3/library/xml.html#xml-vulnerabilities
• https://github.com/DDMAL/MEI2Volpiano/
• https://github.com/DDMAL/MEI2Volpiano/blob/987b70fff991235e682405f901388af0f414eaa8/mei2volpiano/mei2volpiano.py#L59
• https://pyup.io/vulnerabilities/CVE-2022-37189/50928/
• https://github.com/advisories/GHSA-6xm7-3cc5-47f9