Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/5036?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/5036?format=api", "vulnerability_id": "VCID-fwnu-d26u-pufq", "summary": "Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks by leveraging a default method.", "aliases": [ { "alias": "CVE-2016-4431" }, { "alias": "GHSA-vq79-mgpx-2wx4" } ], "fixed_packages": [], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/993591?format=api", "purl": "pkg:maven/org.apache.struts/struts-master@2.3.20", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-fwnu-d26u-pufq" }, { "vulnerability": "VCID-js22-usgt-8qd9" }, { "vulnerability": "VCID-zc1y-ff37-nqat" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.struts/struts-master@2.3.20" }, { "url": "http://public2.vulnerablecode.io/api/packages/993592?format=api", "purl": "pkg:maven/org.apache.struts/struts-master@2.3.28.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-fwnu-d26u-pufq" }, { "vulnerability": "VCID-js22-usgt-8qd9" }, { "vulnerability": "VCID-zc1y-ff37-nqat" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.struts/struts-master@2.3.28.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/993505?format=api", "purl": "pkg:maven/org.apache.struts/struts-parent@2.3.20", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-fwnu-d26u-pufq" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.struts/struts-parent@2.3.20" }, { "url": "http://public2.vulnerablecode.io/api/packages/993506?format=api", "purl": "pkg:maven/org.apache.struts/struts-parent@2.3.28.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-fwnu-d26u-pufq" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.struts/struts-parent@2.3.28.1" } ], "references": [ { "reference_url": "http://jvndb.jvn.jp/jvndb/JVNDB-2016-000113", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://jvndb.jvn.jp/jvndb/JVNDB-2016-000113" }, { "reference_url": "http://jvn.jp/en/jp/JVN45093481/index.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://jvn.jp/en/jp/JVN45093481/index.html" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-4431.json", "reference_id": "", "reference_type": "", "scores": [], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-4431.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2016-4431", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92233", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92225", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92214", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92206", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92203", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.922", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92201", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.9219", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92194", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92171", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92264", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92244", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92237", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92157", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92165", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92188", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92185", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.08174", "scoring_system": "epss", "scoring_elements": "0.92174", "published_at": "2026-04-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2016-4431" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1348252", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1348252" }, { "reference_url": "https://github.com/apache/struts", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/struts" }, { "reference_url": "https://github.com/apache/struts/commit/b28b78c062f0bf3c79793a25aab8c9b6c12bce6e", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/apache/struts/commit/b28b78c062f0bf3c79793a25aab8c9b6c12bce6e" }, { "reference_url": "https://github.com/apache/struts/commit/eccc31ebce5430f9e91b9684c63eaaf885e603f9", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/struts/commit/eccc31ebce5430f9e91b9684c63eaaf885e603f9" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2016-4431", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.0", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:N/C:N/I:P/A:N" }, { "value": "7.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-4431" }, { "reference_url": "https://struts.apache.org/docs/s2-040.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://struts.apache.org/docs/s2-040.html" }, { "reference_url": "https://web.archive.org/web/20210123145002/http://www.securityfocus.com/bid/91284", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://web.archive.org/web/20210123145002/http://www.securityfocus.com/bid/91284" }, { "reference_url": "http://www-01.ibm.com/support/docview.wss?uid=ssg1S1009282", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://www-01.ibm.com/support/docview.wss?uid=ssg1S1009282" }, { "reference_url": "http://www-01.ibm.com/support/docview.wss?uid=swg21987854", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://www-01.ibm.com/support/docview.wss?uid=swg21987854" }, { "reference_url": "http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html" }, { "reference_url": "http://www.securityfocus.com/bid/91284", "reference_id": "", "reference_type": "", "scores": [], "url": "http://www.securityfocus.com/bid/91284" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.20:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.20:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.20:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.20.1:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.20.1:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.20.1:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.20.3:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.20.3:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.20.3:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.24:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.24:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.24:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.24.1:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.24.1:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.24.1:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.24.3:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.24.3:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.24.3:*:*:*:*:*:*:*" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.28:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:struts:2.3.28:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:struts:2.3.28:*:*:*:*:*:*:*" }, { "reference_url": "https://github.com/advisories/GHSA-vq79-mgpx-2wx4", "reference_id": "GHSA-vq79-mgpx-2wx4", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-vq79-mgpx-2wx4" } ], "weaknesses": [ { "cwe_id": 20, "name": "Improper Input Validation", "description": "The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly." }, { "cwe_id": 1035, "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017." }, { "cwe_id": 937, "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities", "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013." } ], "exploits": [], "severity_range_score": "5.0 - 8.9", "exploitability": "0.5", "weighted_severity": "8.0", "risk_score": 4.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-fwnu-d26u-pufq" }