Infinite Loop and Prototype Pollution in Apache Thrift NodeJS Bindings
CVE-2026-86535

8.7HIGH

Key Information:

Vendor

Apache
Status
Apache Thrift
Vendor
CVE Published:
2 October 2026

What is CVE-2026-86535?

The vulnerability manifests as an infinite loop and improperly controlled modification of object prototype attributes, known as prototype pollution, within the Apache Thrift NodeJS bindings. This flaw specifically affects the TJSONProtocol implementation and can cause significant disruptions in application functionality. Users are strongly advised to upgrade to version 0.25.0 or later, where this issue has been addressed.

Affected Version(s)

Apache Thrift 0 < 0.25.0

References

https://lists.apache.org/thread/33otcgbqd27wf6qq810q56znz...
vendor-advisory
https://lists.apache.org/thread/94cvvzzl0rh707bn2j4zt844v...
vendor-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

The ASF -- found using Claude agents to study the security of open-source projects, validated and reported by Apache Thrift.
.