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CVE-2026-64606— Apache Fory, Apache Fory: Class-registration bypass through an auto-admitted SerializedLambda capturing interface

Quick assessment

Affected
Apache Software Foundation Apache Fory
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache fory是美国Apache基金会开源的一款Web应用框架。 Apache Fory 1.4.0之前版本存在反序列化注入漏洞，该漏洞源于对不可信数据的反序列化存在问题，可能在Java lambda反序列化期间绕过类注册检查。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.72% · P52

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 2

VendorProduct Version RangeStatus
Apache Software Foundation Apache Fory 0.11.0< 1.4.0 affected
0.5.0< 0.11.0 affected
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I. Basic Information for CVE-2026-64606

Vulnerability Information
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Vulnerability Title
Apache Fory, Apache Fory: Class-registration bypass through an auto-admitted SerializedLambda capturing interface
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Fory 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache fory是美国Apache基金会开源的一款Web应用框架。 Apache Fory 1.4.0之前版本存在反序列化注入漏洞，该漏洞源于对不可信数据的反序列化存在问题，可能在Java lambda反序列化期间绕过类注册检查。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Fory 0.11.0 ~ 1.4.0 -
Apache Software Foundation Apache Fory 0.5.0 ~ 0.11.0 -

II. Public POCs for CVE-2026-64606

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III. Intelligence Information for CVE-2026-64606

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Mailing List Discussions for CVE-2026-64606 (1)

Same Patch Batch · Apache Software Foundation · 2026-07-21 · 4 CVEs total

CVE-2026-60080 Apache Fory: Rust MetaString heap use-after-free
CVE-2026-64609 Apache Fory, Apache Fory: Out-of-Bounds Read via sun.misc.Unsafe in zero-copy java deseria
CVE-2026-64608 Apache Fory: Heap type confusion and out-of-bounds read/write in C++ compatible-mode field

IV. Related Vulnerabilities

Same product: Apache Fory
Same vendor: Apache Software Foundation
Same weakness: CWE-502

V. Comments for CVE-2026-64606

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