What’s Vulnerable › Vulnerabilities

CVE-2022-37616

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-11 · updated 2026-06-17
• Weakness: CWE-1321

Description

A prototype pollution vulnerability exists in the function copy in dom.js in the xmldom (published as @xmldom/xmldom) package before 0.8.3 for Node.js via the p variable. NOTE: the vendor states "we are in the process of marking this report as invalid"; however, some third parties takes the position that "A prototype injection/Prototype pollution is not just when global objects are polluted with recursive merge or deep cloning but also when a target object is polluted."

Affected products

• Debian Linux: 10.0
• xmldom: through 0.6.0; from 0.7.0 before 0.7.6; from 0.8.0 before 0.8.3; 0.9.0-beta1 — fixed in 0.7.6, 0.8.3

How to fix

Upgrade to a fixed version: xmldom 0.7.6, 0.8.3. Check the vendor advisory for mitigations.

References

• http://users.encs.concordia.ca/~mmannan/publications/JS-vulnerability-aisaccs2022.pdf
• https://dl.acm.org/doi/abs/10.1145/3488932.3497769
• https://dl.acm.org/doi/pdf/10.1145/3488932.3497769
• https://github.com/xmldom/xmldom/blob/bc36efddf9948aba15618f85dc1addfc2ac9d7b2/lib/dom.js#L1
• https://github.com/xmldom/xmldom/blob/bc36efddf9948aba15618f85dc1addfc2ac9d7b2/lib/dom.js#L3
• https://github.com/xmldom/xmldom/issues/436
• https://github.com/xmldom/xmldom/issues/436#issuecomment-1319412826
• https://github.com/xmldom/xmldom/issues/436#issuecomment-1327776560
• https://github.com/xmldom/xmldom/security/advisories/GHSA-9pgh-qqpf-7wqj
• https://lists.debian.org/debian-lts-announce/2022/10/msg00023.html
• http://users.encs.concordia.ca/~mmannan/publications/JS-vulnerability-aisaccs2022.pdf
• https://dl.acm.org/doi/abs/10.1145/3488932.3497769

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