CVE-2022-40705: Apache SOAP: XML External Entity Injection (XXE) allows unauthenticated users to read arbitrary files via HTTP

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-09-22 · updated 2026-06-17
Weakness: CWE-611

Description

An Improper Restriction of XML External Entity Reference vulnerability in RPCRouterServlet of Apache SOAP allows an attacker to read arbitrary files over HTTP. This issue affects Apache SOAP version 2.2 and later versions. It is unknown whether previous versions are also affected. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

Affected products

Apache Software Foundation Apache SOAP: from 2.2

References

http://www.openwall.com/lists/oss-security/2022/09/22/1
https://lists.apache.org/thread/02yo04w93rdjmllz4454lvodn5xzhwhl
http://www.openwall.com/lists/oss-security/2022/09/22/1
https://lists.apache.org/thread/02yo04w93rdjmllz4454lvodn5xzhwhl

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