Apache Thrift Python Bindings Resource Exhaustion Before 0.25.0
CVE-2026-94634 Published on October 2, 2026

Apache Thrift: Python `TJSONProtocol` has a string length limit that is off by default
Allocation of resources without limits or throttling, Initialization of a resource with an insecure default vulnerability in Apache Thrift Python bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Vendor Advisory Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-94634 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE

Weakness Types

Allocation of Resources Without Limits or Throttling

The software allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

Insecure Default Initialization of Resource

The software initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure.


Products Associated with CVE-2026-94634

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Apache Thrift
 

Affected Versions

Apache Software Foundation Apache Thrift: