CVE-2017-9805The 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…
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It affects Apache Software Foundation Apache Struts and 7 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Nov 3, 2021; federal agencies had to remediate by May 3, 2022. Treat that date as your deadline.
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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.
- CVSS
- 8.1 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-502
- Known exploited
- Added to CISA KEV Nov 3, 2021; federal remediation due May 3, 2022Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 99.40% (percentile 100)
- Assigned by
- apache
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Apache Software Foundation Apache Struts apache_software_foundation:apache_struts (from the name) | Apache Struts before 2.3.34 and 2.5.x before 2.5.13 | CNA record |
apache struts apache:struts | from 2.1.2 before 2.3.34; from 2.5.0 before 2.5.13 | NVD |
cisco digital_media_manager cisco:digital_media_manager | all versions | NVD |
cisco hosted_collaboration_solution cisco:hosted_collaboration_solution | 10.5(1); 11.0(1); 11.5(1); 11.6(1) | NVD |
cisco media_experience_engine cisco:media_experience_engine | 3.5; 3.5.2 | NVD |
cisco network_performance_analysis cisco:network_performance_analysis | all versions | NVD |
cisco video_distribution_suite_for_internet_streaming cisco:video_distribution_suite_for_internet_streaming | all versions | NVD |
netapp oncommand_balance netapp:oncommand_balance | all versions | NVD |
References
- http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.htmlx-refsource-confirm, patch, third-party-advisory
- https://struts.apache.org/docs/s2-052.htmlx-refsource-confirm, mitigation, vendor-advisory
- http://www.securitytracker.com/id/1039263vdb-entry, x-refsource-sectrack, broken-link, third-party-advisory
- http://www.securityfocus.com/bid/100609vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170907-struts2vendor-advisory, x-refsource-cisco, third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1488482x-refsource-confirm, issue-tracking, third-party-advisory, vdb-entry
- https://blogs.apache.org/foundation/entry/apache-struts-statement-on-equifaxx-refsource-confirm, vendor-advisory
- https://www.exploit-db.com/exploits/42627/exploit, x-refsource-exploit-db, third-party-advisory, vdb-entry
- https://lgtm.com/blog/apache_struts_CVE-2017-9805x-refsource-misc, broken-link
- https://cwiki.apache.org/confluence/display/WW/S2-052x-refsource-confirm, mitigation, vendor-advisory
- https://security.netapp.com/advisory/ntap-20170907-0001/x-refsource-confirm, third-party-advisory
- https://www.kb.cert.org/vuls/id/112992third-party-advisory, x-refsource-cert-vn, us-government-resource
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-9805us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.