CVE-2026-86535

Apache Thrift: A JSON member name can stall the Node server's event loop indefinitely

State: Published
Severity: 8.7 High
Published: Oct 2, 2026
Updated: Oct 2, 2026
Reserved: Sep 7, 2026

Description

Loop with unreachable exit condition ('infinite loop'), Improperly controlled modification of object prototype attributes ('prototype pollution') vulnerability in Apache Thrift NodeJS bindings with TJSONProtocol.

This issue affects Apache Thrift: before 0.25.0.

Users are recommended to upgrade to version 0.25.0, which fixes the issue.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	apache

Weaknesses

CWE-835 Loop with unreachable exit condition ('infinite loop')
CWE-1321 Improperly controlled modification of object prototype attributes ('prototype pollution')

Affected Products

Product	Versions
Apache ThriftApache Software Foundation	before 0.25.0Affected

References

https://lists.apache.org/thread/33otcgbqd27wf6qq810q56znzbomnhg1vendor-advisory
https://lists.apache.org/thread/94cvvzzl0rh707bn2j4zt844v547508gvendor-advisory

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