CVE-2026-64606

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/py6fbvm9nk1gxdd85rbzbozwzfh0jrsc	Vendor Advisory Issue Tracking
http://www.openwall.com/lists/oss-security/2026/07/21/4	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:fory:*:*:*:*:*:*:*:*

History

27 Jul 2026, 13:47

Type	Values Removed	Values Added
CPE		cpe:2.3:a:apache:fory::::::::
First Time		Apache Apache fory
References	~~() https://lists.apache.org/thread/py6fbvm9nk1gxdd85rbzbozwzfh0jrsc -~~	() https://lists.apache.org/thread/py6fbvm9nk1gxdd85rbzbozwzfh0jrsc - Vendor Advisory, Issue Tracking
References	~~() http://www.openwall.com/lists/oss-security/2026/07/21/4 -~~	() http://www.openwall.com/lists/oss-security/2026/07/21/4 - Third Party Advisory

21 Jul 2026, 19:17

Type	Values Removed	Values Added
References		() http://www.openwall.com/lists/oss-security/2026/07/21/4 -

21 Jul 2026, 14:16

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8

21 Jul 2026, 11:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-21 11:16

Updated : 2026-07-27 13:47

NVD link : CVE-2026-64606

Mitre link : CVE-2026-64606

CVE.ORG link : CVE-2026-64606

JSON object : View

Products Affected

apache

fory

CWE

CWE-502

Deserialization of Untrusted Data

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