Misinterpretation of malicious XML input

Description

xmldom versions 0.6.0 and older do not correctly escape special characters when serializing elements removed from their ancestor. This may lead to unexpected syntactic changes during XML processing in some downstream applications.

Recommendation

Update the @xmldom/xmldom package to the latest compatible version. Followings are version details:

Affected version(s): < 0.7.0
Patched version(s): 0.7.0

References

GHSA-5fg8-2547-mr8q
www.npmjs.com
mattermost.com
CVE-2021-32796
CWE-116
CAPEC-310
OWASP 2021-A3
OWASP 2021-A6

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Related Issues

Misinterpretation of malicious XML input - xmldom - CVE-2021-32796
Misinterpretation of malicious XML input - xmldom - GHSA-h6q6-9hqw-rwfv - CVE-2021-21366
Improper Input Validation in sanitize-html - CVE-2021-26539
Improper Input Validation in is-email - CVE-2021-36716

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See something that needs correcting? Let us knowUpdated February 22, 2024