What is CVE-2026-57436?

CVE-2026-57436 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Nokogiri: Possible Use-After-Free when setting `Document#root=` to an invalid node type

Which CVE IDs does CVE-2026-57436 cover?

CVE-2026-57436 covers the following CVE IDs: CVE-2026-57436. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-57436?

CVE-2026-57436 has a CVSS v3 base score of 5.3, published by Microsoft Security Response Center (MSRC).

CVE-2026-57436MediumCVSS 5.3

Nokogiri: Possible Use-After-Free when setting `Document#root=` to an invalid node type

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-57436 →