CVE-2026-83632— Apache Thrift: C++ THttpTransport grows its line buffer without bound
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.
资源分配缺乏限制或限速、整数溢出或回绕漏洞，以及 Apache Thrift 中基于堆的缓冲区溢出漏洞。 该问题影响 Apache Thrift：0.25.0 之前的版本。 建议用户升级到 0.25.0 版本以修复此问题。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Thrift | < 0.25.0 |
affected |
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I. Basic Information for CVE-2026-83632
Vulnerability Information
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Vulnerability Title
Apache Thrift: C++ THttpTransport grows its line buffer without bound
Source: CVE Program / CVE List V5
Vulnerability Description
Allocation of resources without limits or throttling, Integer overflow or wraparound, Heap-based buffer overflow vulnerability in Apache Thrift.
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:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
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-2026-83632
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2026-83632 (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-2026-82458 | 8.7 HIGH | Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, |
| CVE-2026-66858 | 8.7 HIGH | Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift, Apache Thrift: |
| CVE-2026-96277 | 8.7 HIGH | Apache Thrift: Ruby `SimpleServer` ends `serve()` on any non-Transport/Protocol exception |
| 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-2026-94633 | 8.7 HIGH | Apache Thrift: Dart `TBinaryProtocol.readMessageBegin` allocates from the pre-versioned na |
| CVE-2026-87117 | 8.7 HIGH | Apache Thrift: PHP `thrift_protocol` accelerator dereferences a missing container-element |
| CVE-2026-86537 | 8.7 HIGH | Apache Thrift: A truncated HTTP request stops the D library's server, allowing an unauthen |
| CVE-2026-86535 | 8.7 HIGH | Apache Thrift: A JSON member name can stall the Node server's event loop indefinitely |
| CVE-2026-94635 | 8.7 HIGH | Apache Thrift: Lua `TBinaryProtocol:readMessageBegin` bypasses `checkStringSize` on the pr |
| CVE-2026-96294 | 8.7 HIGH | Apache Thrift: nodejs web server: no `error` listener on an upgraded WebSocket connection |
| CVE-2026-61373 | 8.7 HIGH | Apache Thrift: Java TSaslNonblockingServer pre-auth unbounded SASL frame allocation |
| CVE-2026-94642 | 8.7 HIGH | Apache Thrift: PHP `TSimpleServer` exits the whole process on any non-transport exception |
| CVE-2026-93926 | 8.7 HIGH | Apache Thrift: C++ `THeaderTransport::untransform()` leaks the zlib stream on the error pa |
| 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 |
Showing top 20 of 69 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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Same weakness: CWE-770
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V. Comments for CVE-2026-83632
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