Out-of-Bounds Read Vulnerability in Apache Fory C++ Software
CVE-2026-71560

9.1CRITICAL

Key Information:

Vendor

Apache
Status
Apache Fory
Vendor
CVE Published:
7 August 2026

What is CVE-2026-71560?

A serious out-of-bounds read vulnerability has been identified in Apache Fory C++, specifically affecting versions from 0.14.0 up to but not including 1.5.0. This vulnerability arises during the deserialization of structures containing tagged integer fields. An attacker could craft specific input payloads aimed at exploiting this flaw, potentially leading to information disclosure or even a denial of service. Upgrading to Apache Fory version 1.5.0 is recommended to mitigate this risk. Applications not utilizing Apache Fory C++ or tagged integer fields remain unaffected.

Affected Version(s)

Apache Fory 0.14.0 < 1.5.0

References

https://lists.apache.org/thread/xl2g544kctbgozccnj35qts43...
vendor-advisory

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Zhixi "Jace Sun", independent security researcher
.