Apache Thrift <=0.24: Data Amplification in C++ Bindings
CVE-2026-66054 Published on October 2, 2026
Apache Thrift: C++ THeaderTransport does not enforce configured maxFrameSize
Allocation of Resources Without Limits or Throttling, Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in Apache Thrift C++ bindings.
This issue affects Apache Thrift: before 0.25.0.
Users are recommended to upgrade to version 0.25.0, which fixes the issue.
Vulnerability Analysis
CVE-2026-66054 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.
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.
What is a Data Amplification Vulnerability?
The software does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output. An example of data amplification is a "decompression bomb," a small ZIP file that can produce a large amount of data when it is decompressed.
CVE-2026-66054 has been classified to as a Data Amplification vulnerability or weakness.
Products Associated with CVE-2026-66054
Want to know whenever a new CVE is published for Apache Thrift? stack.watch will email you.
Affected Versions
Apache Software Foundation Apache Thrift:- Before 0.25.0 is affected.