VULNERABILITY INTELLIGENCE
CVE-2017-9805
CVSS score8.1 HIGH
EPSS probability99.40%
CISA KEVKnown exploited vulnerability
Published2017-09-15
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Known Exploited Vulnerability
Apache Struts Deserialization of Untrusted Data Vulnerability
Vendor / product: Apache / Struts
Description
The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloads.
Weakness classification
- CWE-502: Deserialization of Untrusted Data
Primary references
- security@apache.org — Patch, Third Party Advisory
- security@apache.org — Broken Link, Third Party Advisory, VDB Entry
- security@apache.org — Broken Link, Third Party Advisory, VDB Entry
- security@apache.org — Vendor Advisory
- security@apache.org — Issue Tracking, Third Party Advisory, VDB Entry
- security@apache.org — Mitigation, Vendor Advisory
- security@apache.org — Broken Link
- security@apache.org — Third Party Advisory
- security@apache.org — Mitigation, Vendor Advisory
- security@apache.org — Third Party Advisory
- security@apache.org — Exploit, Third Party Advisory, VDB Entry
- security@apache.org — Third Party Advisory, US Government Resource