CVE-2026-66274— Apache Qpid Proton-J: Unbounded type nesting can lead to pre-authentication stackoverflow
Possible ATT&CK Techniques 1AI
T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Qpid Proton-J | ≤ 0.34.1 | affected |
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I. Basic Information for CVE-2026-66274
Vulnerability Information
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Vulnerability Title
Apache Qpid Proton-J: Unbounded type nesting can lead to pre-authentication stackoverflow
Source: CVE Program / CVE List V5
Vulnerability Description
A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service. This issue affects Apache Qpid Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的递归
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Qpid Proton-J 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Qpid Proton-J是美国Apache基金会开源的一个消息队列中间件。 Apache Qpid Proton-J 0.34.1及之前版本存在资源管理错误漏洞，该漏洞源于类型嵌套问题，未经身份验证的攻击者可能利用该问题导致堆栈溢出错误，从而造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Qpid Proton-J | 0 ~ 0.34.1 | - |
II. Public POCs for CVE-2026-66274
| # | POC Description | Source Link | Shenlong Link |
|---|
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Mailing List Discussions for CVE-2026-66274 (1)
Same Patch Batch · Apache Software Foundation · 2026-08-05 · 34 CVEs total
| CVE-2026-67589 | Apache Qpid ProtonJ2: Type size/count handling can lead to excessive allocation pre-authen | |
| CVE-2026-66276 | Apache Qpid Proton-J: Unbounded disposition range handling can lead to denial of service | |
| CVE-2026-67591 | Apache Qpid ProtonJ2: Incoming session flow control window can be exceeded | |
| CVE-2026-67553 | Apache Qpid Proton Dotnet: Incoming session flow control window can be exceeded | |
| CVE-2026-68075 | Apache Qpid Broker-J: Incoming session flow control window can be exceeded | |
| CVE-2026-66275 | Apache Qpid Proton-J: Incoming session flow control window can be exceeded | |
| CVE-2026-67590 | Apache Qpid ProtonJ2: Unbounded type nesting can lead to pre-authentication stackoverflow | |
| CVE-2026-67552 | Apache Qpid Proton Dotnet: Unbounded type nesting can lead to pre-authentication stackover | |
| CVE-2026-68073 | Apache Qpid Broker-J: Unbounded type nesting can lead to pre-authentication stack overflow | |
| CVE-2026-68077 | Apache Qpid Broker-J: Unbounded disposition range handling can lead to denial of service | |
| CVE-2026-67551 | Apache Qpid Proton Dotnet: Type size/count handling can lead to excessive allocation pre-a | |
| CVE-2026-68060 | Apache Qpid Broker-J: Type size/count handling can lead to excessive allocation pre-authen | |
| CVE-2026-66273 | Apache Qpid Proton-J: Type size/count handling can lead to excessive allocation pre-authen | |
| CVE-2026-67588 | Apache Qpid ProtonJ2: Unbounded symbol value caching can lead to pre-authentication resour | |
| CVE-2026-67465 | Apache Qpid Proton Dotnet: Unbounded symbol value caching can lead to pre-authentication r | |
| CVE-2026-68074 | Apache Qpid Broker-J: Unbounded symbol value caching can lead to pre-authentication resour | |
| CVE-2026-66257 | Apache Qpid Proton-J: Unbounded symbol value caching can lead to pre-authentication resour | |
| CVE-2026-60053 | Apache Answer: Residual Administrative API Key Access After Role or Account Revocation | |
| CVE-2026-67554 | Apache Qpid Proton Dotnet: Unbounded disposition range handling can lead to denial of serv | |
| CVE-2026-66277 | Apache Qpid Proton-J: Unable to govern the maximum number of transfer frames per incoming |
Showing top 20 of 34 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Apache Qpid Proton-J
- CVE-2026-66277
Apache Qpid Proton-J: Unable to govern the maximum number of - CVE-2026-66276
Apache Qpid Proton-J: Unbounded disposition range handling c - CVE-2026-66275
Apache Qpid Proton-J: Incoming session flow control window c - CVE-2026-66273
Apache Qpid Proton-J: Type size/count handling can lead to e - CVE-2026-66257
Apache Qpid Proton-J: Unbounded symbol value caching can lea
Same vendor: Apache Software Foundation
- CVE-2025-49506
Apache Portable Runtime Utility: apr_password_validate() vul - CVE-2026-32327
Apache Portable Runtime Utility: apr-util XML stack recursio - CVE-2026-34191
Apache Portable Runtime Utility: SQL Injection in apr_dbd_or - CVE-2026-34501
Apache Portable Runtime Utility: Heap buffer overflow in APR - CVE-2026-34502
Apache Portable Runtime Utility: Heap buffer overflow in APR
Same weakness: CWE-674
- CVE-2026-32327
Apache Portable Runtime Utility: apr-util XML stack recursio - CVE-2026-15996
Denial of service vulnerability in GitHub Enterprise Server - CVE-2026-61483
Apache Lucy: QueryParser unbounded recursion on deeply-neste - CVE-2026-67590
Apache Qpid ProtonJ2: Unbounded type nesting can lead to pre - CVE-2026-67552
Apache Qpid Proton Dotnet: Unbounded type nesting can lead t
V. Comments for CVE-2026-66274
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