{"cve":"CVE-2018-11776","nvd":{"published":"2018-08-22T13:29:00.753","modified":"2026-06-17T01:36:34.350","status":"Analyzed","description":"Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.1},"cwes":[],"references":["http://packetstormsecurity.com/files/172830/Apache-Struts-Remote-Code-Execution.html","http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2018-005.txt","http://www.oracle.com/technetwork/security-advisory/alert-cve-2018-11776-5072787.html","http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","http://www.securityfocus.com/bid/105125"],"products":["apache:struts","netapp:active_iq_unified_manager","netapp:oncommand_insight","netapp:oncommand_workflow_automation","netapp:snapcenter","oracle:communications_policy_management","oracle:enterprise_manager_base_platform","oracle:mysql_enterprise_monitor"],"source":"nvd","synced_at":"2026-10-19T20:52:03.425131697+00:00"},"epss":{"cve":"CVE-2018-11776","score":0.99996,"percentile":0.99989,"date":"2026-10-31"},"kev":{"cve":"CVE-2018-11776","date_added":"2021-11-03","due_date":"2022-05-03","vendor":"Apache","product":"Struts","known_ransomware":false},"osv":[{"id":"GHSA-cr6j-3jp9-rw65","url":"https://osv.dev/vulnerability/GHSA-cr6j-3jp9-rw65","summary":"Apache Struts vulnerable to remote command execution (RCE) due to improper input validation","modified":"2025-10-22T19:26:43.207029Z","packages":[{"ecosystem":"Maven","name":"org.apache.struts:struts2-core","purl":"pkg:maven/org.apache.struts/struts2-core","ranges":[">=2.0.4 <2.3.35"],"fixed":["2.3.35"]},{"ecosystem":"Maven","name":"org.apache.struts:struts2-core","purl":"pkg:maven/org.apache.struts/struts2-core","ranges":[">=2.5 <2.5.17"],"fixed":["2.5.17"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}