CVE-2026-91866— Apache Neethi: Crafted policies cause unbounded work during intersection leading to denial of service
一分钟漏洞结论
影响对象
Apache Software Foundation Apache Neethi
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.
影响版本矩阵 1
| 厂商 | 产品 | 版本范围 | 状态 |
|---|---|---|---|
| Apache Software Foundation | Apache Neethi | < 3.2.4 |
affected |
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一、 漏洞 CVE-2026-91866 基础信息
漏洞信息
尽管我们使用了先进的大模型技术，但其输出仍可能包含不准确或过时的信息。神龙努力确保数据的准确性，但请您根据实际情况进行核实和判断。
Vulnerability Title
Apache Neethi: Crafted policies cause unbounded work during intersection leading to denial of service
来源: CVE Program / CVE List V5
Vulnerability Description
A specially crafted pair of WS-Policy documents can force Neethi's policy-intersection to do exponential amounts of work, pinning the CPU for a long time (denial of service).
Users are recommended to upgrade to version 3.2.4, which fixes this issue.
来源: CVE Program / CVE List V5
CVSS Information
N/A
来源: CVE Program / CVE List V5
Vulnerability Type
N/A
来源: CVE Program / CVE List V5
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| Apache Software Foundation | Apache Neethi | 0 ~ 3.2.4 | - |
|
二、漏洞 CVE-2026-91866 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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CVE-2026-91866 邮件列表归档 (1)
同批安全公告 · Apache Software Foundation · 2026-09-21 · 共 10 条
| CVE-2026-94301 | 9.8 CRITICAL | Apache MINA: CVE-2026-47065 resolveProxyClass fix missing from 2.0.X and 2.1.X branches (2 |
| CVE-2026-47321 | 7.5 HIGH | Apache MINA 解压放大拒绝服务漏洞 |
| CVE-2026-91863 | Apache Neethi: Uncontrolled recursion while parsing crafted WS-Policy documents allows den | |
| CVE-2026-91864 | Apache Neethi: Crafted WS-Policy documents bypass element/attribute limits causing memory | |
| CVE-2026-91865 | Apache Neethi: Crafted policy references cause exponential expansion during normalization | |
| CVE-2026-91867 | Apache Neethi: Remote policy fetch lacks a total timeout, allowing a slow server to hang t | |
| CVE-2026-82355 | Apache Airflow: Session cookie silently overrides explicit Authorization bearer header, en | |
| CVE-2026-75158 | Apache Airflow: Assets events API returns asset events for every Dag with no per-Dag autho | |
| CVE-2026-86473 | Apache Airflow: Logout ignores a presented Authorization bearer token, leaving it revocabl |
IV. Related Vulnerabilities
Same product: Apache Neethi
-
CVE-2026-91867
Apache Neethi: Remote policy fetch lacks a total timeout, al -
CVE-2026-91865
Apache Neethi: Crafted policy references cause exponential e -
CVE-2026-91864
Apache Neethi: Crafted WS-Policy documents bypass element/at -
CVE-2026-91863
Apache Neethi: Uncontrolled recursion while parsing crafted -
CVE-2026-66144
Apache Neethi 资源管理错误漏洞
Same vendor: Apache Software Foundation
-
CVE-2026-70410
Apache Calcite Avatica: Unrestricted class initialization wh -
CVE-2026-94301
Apache MINA: CVE-2026-47065 resolveProxyClass fix missing fr -
CVE-2026-86473
Apache Airflow: Logout ignores a presented Authorization bea -
CVE-2026-75158
Apache Airflow: Assets events API returns asset events for e -
CVE-2026-82355
Apache Airflow: Session cookie silently overrides explicit A
V. Comments for CVE-2026-91866
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