{"cve":"CVE-2015-1831","nvd":{"published":"2015-07-16T14:59:00.073","modified":"2026-06-17T00:23:04.813","status":"Modified","description":"The default exclude patterns (excludeParams) in Apache Struts 2.3.20 allow remote attackers to \"compromise internal state of an application\" via unspecified vectors.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://www.securityfocus.com/bid/75940","http://www.securitytracker.com/id/1032985","https://struts.apache.org/docs/s2-024.html","http://www.securityfocus.com/bid/75940","http://www.securitytracker.com/id/1032985"],"products":["apache:struts"],"source":"nvd","synced_at":"2026-10-19T20:36:40.444340523+00:00"},"epss":{"cve":"CVE-2015-1831","score":0.06319,"percentile":0.93617,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-q2cg-xf9p-h457","url":"https://osv.dev/vulnerability/GHSA-q2cg-xf9p-h457","summary":"Incomplete exclude pattern in Apache Struts","modified":"2024-12-06T05:39:10.802082Z","packages":[{"ecosystem":"Maven","name":"org.apache.struts:struts2-core","purl":"pkg:maven/org.apache.struts/struts2-core","ranges":[">=2.0.0 <2.3.20.1"],"fixed":["2.3.20.1"]},{"ecosystem":"Maven","name":"org.apache.struts.xwork:xwork-core","purl":"pkg:maven/org.apache.struts.xwork/xwork-core","ranges":[">=2.0.0 <2.3.20.1"],"fixed":["2.3.20.1"]}]}],"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."]}