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CVE-2026-41675GHSA-X6WF-F3PX-WCQX

xmldom: XML node injection through unvalidated processing instruction serialization

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 0.8.13, 0.9.10
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: yes
  • Technical impact: partial

Summary

xmldom is a pure JavaScript W3C standard-based (XML DOM Level 2 Core) `DOMParser` and `XMLSerializer` module. In @xmldom/xmldom prior to versions 0.9.10 and 0.8.13 and xmldom version 0.6.0 and prior, the package allows attacker-controlled processing instruction data to be serialized into XML without validating or neutralizing the PI-closing sequence ?>. As a result, an attacker can terminate the processing instruction early and inject arbitrary XML nodes into the serialized output. This issue has been patched in versions @xmldom/xmldom versions 0.9.10 and 0.8.13.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • xmldom xmldom

    xmldom <= 0.6.0, @xmldom/xmldom < 0.8.13

  • @xmldom/xmldomnpm

    fixed in 0.8.13

  • @xmldom/xmldomnpm

    From 0.9.0 · fixed in 0.9.10

  • xmldomnpm

    through 0.6.0

References 4

GitHub · xmldom/xmldom