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Vulnerability record · CVE-2017-9787 · published 13 July 2017

CVE-2017-9787: Apache struts vulnerability

Apache · Struts

When using a Spring AOP functionality to secure Struts actions it is possible to perform a DoS attack. Solution is to upgrade to Apache Struts version 2.5.12 or 2.3.33.

7.5 CVSS 3.0 High EPSS 11% · top 4.4%
7.5CVSS 3.0 base score, v2 5.0
11%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

When using a Spring AOP functionality to secure Struts actions it is possible to perform a DoS attack. Solution is to upgrade to Apache Struts version 2.5.12 or 2.3.33.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://struts.apache.org/docs/s2-049.html Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
http://www.securityfocus.com/bid/99562 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039115
https://lists.apache.org/thread.html/3795c4dd46d9ec75f4a6eb9eca11c11edd3e796c6c1fd7b17b5dc50d%40%3Cannouncements.struts.
https://lists.apache.org/thread.html/de3d325f0433cd3b42258b6a302c0d7a72b69eedc1480ed561d3b065%40%3Cannouncements.struts.
https://security.netapp.com/advisory/ntap-20180706-0002/
http://struts.apache.org/docs/s2-049.html Vendor Advisory
http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html
http://www.securityfocus.com/bid/99562 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039115
https://lists.apache.org/thread.html/3795c4dd46d9ec75f4a6eb9eca11c11edd3e796c6c1fd7b17b5dc50d%40%3Cannouncements.struts.
https://lists.apache.org/thread.html/de3d325f0433cd3b42258b6a302c0d7a72b69eedc1480ed561d3b065%40%3Cannouncements.struts.
https://security.netapp.com/advisory/ntap-20180706-0002/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-9787), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.