CVE-2026-64606

criticalCVSS 9.8covered by 1 sourcefirst seen 2026-07-21

Deserialization of untrusted data vulnerability that may allow class-registration checks to be bypassed during Java lambda deserialization. Only lambda capture class is affected This issue affects Apache Fory: from before 1.4.0. Users are recommended to upgrade to version 1.4.0, which fixes the issue.

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Exploitation outlook

Low exploitation risk0.63% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 48% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-64606: Deserialization of untrusted data vulnerability that may allow class-registration checks to be…nvd · 2026-07-21

External references

NVD record for CVE-2026-64606

CVE.org record

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