CVE-2026-57435

highCVSS 7.5covered by 1 sourcefirst seen 2026-06-09

CSIRTS triage

What: Possible Use-After-Free when setting an attribute value via Nokogiri methods.
Who is affected: Users of the Nokogiri library in Ruby applications.
Urgency: Remediation is high urgency due to the high severity and lack of exploitation status.
Action: Update to the latest version of Nokogiri.

AI-assisted analysis generated from the source advisory — verify against the original.

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Low exploitation risk0.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 28% of all EPSS-scored CVEs.

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