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CVE-2026-86535— Apache Thrift: A JSON member name can stall the Node server's event loop indefinitely

Quick assessment

Affected
Apache Software Foundation Apache Thrift
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Apache Thrift NodeJS 绑定中使用 TJSONProtocol 时，存在“无限循环”漏洞（因退出条件不可达）以及“原型链污染”漏洞（对对象原型属性控制不当）。 该漏洞影响 Apache Thrift 0.25.0 之前的所有版本。 建议用户升级至 0.25.0 版本以修复此问题。

CVSS 8.7 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
Apache Software Foundation Apache Thrift < 0.25.0 affected
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I. Basic Information for CVE-2026-86535

Vulnerability Information
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Vulnerability Title
Apache Thrift: A JSON member name can stall the Node server's event loop indefinitely
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache Thrift 0 ~ 0.25.0 -

II. Public POCs for CVE-2026-86535

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III. Intelligence Information for CVE-2026-86535

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Mailing List Discussions for CVE-2026-86535 (2)

Same Patch Batch · Apache Software Foundation · 2026-10-02 · 69 CVEs total

CVE-2026-102795 9.3 CRITICAL Apache Traffic Server: SNI to Host header matching policy is not properly enforced
CVE-2026-91135 9.2 CRITICAL Apache Thrift: C++ `THeaderTransport::transform()` heap buffer overflow (write direction)
CVE-2026-83632 9.2 CRITICAL Apache Thrift: C++ THttpTransport grows its line buffer without bound
CVE-2026-61373 8.7 HIGH Apache Thrift: Java TSaslNonblockingServer pre-auth unbounded SASL frame allocation
CVE-2026-66837 8.7 HIGH Apache Thrift: PHP accelerator sizes a stack buffer from a wire-controlled string length
CVE-2026-66859 8.7 HIGH Apache Thrift: c_glib multiplexed processor crashes on a message it cannot route
CVE-2026-94658 8.7 HIGH Apache Thrift: Lua `TFramedTransport`/`THttpTransport` re-slice the buffer on every read (
CVE-2026-94646 8.7 HIGH Apache Thrift: Node.js `server.js` ends the process on any per-connection error (+ two tri
CVE-2026-87117 8.7 HIGH Apache Thrift: PHP `thrift_protocol` accelerator dereferences a missing container-element
CVE-2026-82458 8.7 HIGH Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift,
CVE-2026-96294 8.7 HIGH Apache Thrift: nodejs web server: no `error` listener on an upgraded WebSocket connection
CVE-2026-86537 8.7 HIGH Apache Thrift: A truncated HTTP request stops the D library's server, allowing an unauthen
CVE-2026-94642 8.7 HIGH Apache Thrift: PHP `TSimpleServer` exits the whole process on any non-transport exception
CVE-2026-85493 8.7 HIGH Apache Thrift, Apache Thrift: TProtocolUtil.skip follows peer-chosen nesting to any depth
CVE-2026-85494 8.7 HIGH Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift,
CVE-2026-91137 8.7 HIGH Apache Thrift: PHP `thrift_protocol` accelerator: zero-byte container elements
CVE-2026-93925 8.7 HIGH Apache Thrift: C++ `THeaderTransport::writeVarint32()` stack buffer overflow on a negative
CVE-2026-93926 8.7 HIGH Apache Thrift: C++ `THeaderTransport::untransform()` leaks the zlib stream on the error pa
CVE-2026-94633 8.7 HIGH Apache Thrift: Dart `TBinaryProtocol.readMessageBegin` allocates from the pre-versioned na
CVE-2026-94635 8.7 HIGH Apache Thrift: Lua `TBinaryProtocol:readMessageBegin` bypasses `checkStringSize` on the pr

Showing top 20 of 69 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Apache Thrift
Same vendor: Apache Software Foundation
Same weakness: CWE-835

V. Comments for CVE-2026-86535

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