CVE-2026-71560: CWE-502 Deserialization of Untrusted Data in Apache Software Foundation Apache Fory
CVE-2026-71560 is a critical vulnerability in Apache Fory C++ affecting versions from 0.14.0 before 1.5.0. It involves an out-of-bounds read during deserialization of structs containing tagged integer fields, which can lead to information disclosure or denial of service. The issue is fixed in Apache Fory 1.5.0. Applications not using Apache Fory C++ or tagged integer fields are not affected.
AI Analysis
Technical Summary
This vulnerability in Apache Fory C++ arises from an out-of-bounds heap read triggered by deserializing crafted input payloads containing tagged integer fields. Versions 0.14.0 up to but not including 1.5.0 are affected. The flaw can cause information disclosure or denial of service due to improper bounds checking in the tagged integer fast-path deserializer. The vendor recommends upgrading to version 1.5.0, which addresses this issue.
Potential Impact
Successful exploitation may lead to information disclosure or denial of service conditions. The vulnerability does not require user interaction or privileges and can be exploited remotely over the network. The CVSS score of 9.1 reflects a critical severity with high impact on integrity and availability.
Mitigation Recommendations
Users should upgrade to Apache Fory version 1.5.0 or later, which fixes this vulnerability. Applications that do not use Apache Fory C++ or do not utilize tagged integer fields are not affected and do not require action. No official patch links or temporary mitigations are provided, so upgrading is the recommended remediation.
CVE-2026-71560: CWE-502 Deserialization of Untrusted Data in Apache Software Foundation Apache Fory
Description
CVE-2026-71560 is a critical vulnerability in Apache Fory C++ affecting versions from 0.14.0 before 1.5.0. It involves an out-of-bounds read during deserialization of structs containing tagged integer fields, which can lead to information disclosure or denial of service. The issue is fixed in Apache Fory 1.5.0. Applications not using Apache Fory C++ or tagged integer fields are not affected.
CVSS v3.1
Score 9.1critical
Affected software
Apache Software Foundation
Apache Fory
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Apache Fory C++ arises from an out-of-bounds heap read triggered by deserializing crafted input payloads containing tagged integer fields. Versions 0.14.0 up to but not including 1.5.0 are affected. The flaw can cause information disclosure or denial of service due to improper bounds checking in the tagged integer fast-path deserializer. The vendor recommends upgrading to version 1.5.0, which addresses this issue.
Potential Impact
Successful exploitation may lead to information disclosure or denial of service conditions. The vulnerability does not require user interaction or privileges and can be exploited remotely over the network. The CVSS score of 9.1 reflects a critical severity with high impact on integrity and availability.
Mitigation Recommendations
Users should upgrade to Apache Fory version 1.5.0 or later, which fixes this vulnerability. Applications that do not use Apache Fory C++ or do not utilize tagged integer fields are not affected and do not require action. No official patch links or temporary mitigations are provided, so upgrading is the recommended remediation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-08-07T07:02:13.942Z
- State
- PUBLISHED
Threat ID: 6a75a4d4bf8831d5391462ea
Added to database: 08/07/2026, 09:26:44 UTC
Last enriched: 08/14/2026, 16:03:20 UTC
Last updated: 09/21/2026, 22:01:37 UTC
Views: 67
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