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Critical9.8Apache Software Foundation

CVE-2026-64606: Apache Fory: Deserialization of untrusted data vulnerability that may

This Apache advisory covers CVE-2026-64606 in Apache Fory.

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Key facts

Vendor rating
Critical, CVSS 9.8
CISA KEV
Not listed (catalogue checked )
Affected
1.4.0
Fixed in
1.4.0
Source published
Source revised
Listed by VulniPulse
Record changed

Compiled by VulniPulse from the linked sources. How records are collected and checked.

Affected products & platforms

Apache Software FoundationUnclassified

Description

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.

Text from the source record.

Affected versions
  • 1.4.0

Official advisory · high-confidence parse· fetched ·verify at source

How to fix CVE-2026-64606

Upgrade to a fixed release named by Apache:

  • 1.4.0

Vendor guidance

  • Users are recommended to upgrade to version 1.4.0, which fixes the issue.

Apache Software Foundation advisories, July 2026All Apache Software Foundation advisories

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