Apache Thrift Python Bindings Infinite Loop Vulnerability (before 0.25.0)
CVE-2026-94654 Published on October 2, 2026
Apache Thrift: Python `TNonblockingServer` busy-loops and stops selecting all fds after an 8192-byte-boundary frame
Loop with unreachable exit condition ('infinite loop') 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.
Vulnerability Analysis
CVE-2026-94654 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 Type
What is an Infinite Loop Vulnerability?
The program contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. If the loop can be influenced by an attacker, this weakness could allow attackers to consume excessive resources such as CPU or memory.
CVE-2026-94654 has been classified to as an Infinite Loop vulnerability or weakness.
Products Associated with CVE-2026-94654
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Affected Versions
Apache Software Foundation Apache Thrift:- Before 0.25.0 is affected.