Misinterpretation of malicious XML input

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.014, the 71st percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the GitHub Advisory Database, published 3 Aug 2021. New records show when each source confirmed them.

Sources

• GitHub Advisory Database: GHSA-5fg8-2547-mr8q
• OSV: GHSA-5fg8-2547-mr8q
• github.com/xmldom/xmldom/security/advisories/GHSA-5fg8-2547-mr8q
• nvd.nist.gov/vuln/detail/CVE-2021-32796
• github.com/xmldom/xmldom/commit/7b4b743917a892d407356e055b296dcd6d107e8b
• github.com/xmldom/xmldom
• mattermost.com/blog/coordinated-disclosure-go-xml-vulnerabilities
• mattermost.com/blog/securing-xml-implementations-across-the-web
• www.npmjs.com/package/@xmldom/xmldom

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.