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CVE-2026-44618— Apache CXF: XXE vulnerability in WS-Transfer functionality

Quick assessment

Affected
Apache Software Foundation Apache CXF
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.

Apache CXF是美国阿帕奇（Apache）基金会的一个开源的Web服务框架。该框架支持多种Web服务标准、多种前端编程API等。 Apache CXF存在安全漏洞，该漏洞源于WS-Transfer模块中不安全的XML解析器配置，可能导致攻击者执行XXE攻击。

AI Predicted 9.1 Difficulty: Easy EPSS 0.54% · P43

Affected Version Matrix 3

VendorProduct Version RangeStatus
Apache Software Foundation Apache CXF 4.2.0< 4.2.1 affected
4.0.0< 4.1.6 affected
< 3.6.11 affected
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I. Basic Information for CVE-2026-44618

Vulnerability Information
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Vulnerability Title
Apache CXF: XXE vulnerability in WS-Transfer functionality
Source: CVE Program / CVE List V5
Vulnerability Description
Insecure XML parser configuration in Apache CXF's WS-Transfer module may allow attackers to perform XXE attacks. Users are recommended to upgrade to versions 4.2.1, 4.1.6 or 3.6.11, which fix this issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
XML外部实体引用的不恰当限制(XXE)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache CXF 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache CXF是美国阿帕奇（Apache）基金会的一个开源的Web服务框架。该框架支持多种Web服务标准、多种前端编程API等。 Apache CXF存在安全漏洞，该漏洞源于WS-Transfer模块中不安全的XML解析器配置，可能导致攻击者执行XXE攻击。
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 CXF 4.2.0 ~ 4.2.1 -

II. Public POCs for CVE-2026-44618

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III. Intelligence Information for CVE-2026-44618

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Mailing List Discussions for CVE-2026-44618 (1)

Same Patch Batch · Apache Software Foundation · 2026-05-22 · 3 CVEs total

CVE-2026-44417 Apache CXF: Incomplete fix for CVE-2025-48913 (Untrusted JMS configuration can lead to RCE
CVE-2026-44930 Apache CXF: LDAP Injection vulnerability in XKMS LDAP Repository

IV. Related Vulnerabilities

Same product: Apache CXF
Same vendor: Apache Software Foundation
Same weakness: CWE-611

V. Comments for CVE-2026-44618

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