Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/50591?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/50591?format=api", "vulnerability_id": "VCID-mrb8-sr51-vkep", "summary": "Apache NiFi user log out issue\nWhen using an authentication mechanism other than PKI, when the user clicks Log Out in NiFi versions 1.0.0 to 1.9.2, NiFi invalidates the authentication token on the client side but not on the server side. This permits the user's client-side token to be used for up to 12 hours after logging out to make API requests to NiFi.", "aliases": [ { "alias": "CVE-2019-12421" }, { "alias": "GHSA-fmqw-vqh5-cwq9" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/78875?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.10.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-7eme-vjmz-5fen" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.10.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/78877?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.10.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.10.0" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/196694?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.0.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.0.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196695?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.0.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.0.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/67861?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.1.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.1.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196696?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.1.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.1.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/196697?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.1.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.1.2" }, { "url": "http://public2.vulnerablecode.io/api/packages/196698?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.2.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.2.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/142208?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196699?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196700?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.5.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.5.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196701?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.6.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.6.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196702?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.7.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.7.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196703?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.7.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.7.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/196704?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.8.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.8.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196705?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.9.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.9.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/196706?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.9.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.9.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/196707?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-api@1.9.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mrb8-sr51-vkep" }, { "vulnerability": "VCID-y19q-bhcy-nqdk" }, { "vulnerability": "VCID-yrgr-3cv3-b3ff" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-api@1.9.2" }, { "url": "http://public2.vulnerablecode.io/api/packages/142209?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197614?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197615?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.5.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.5.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197616?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.6.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.6.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197617?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.7.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.7.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197618?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.7.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.7.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/197619?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.8.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.8.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197620?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.9.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.9.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/197621?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.9.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.9.1" }, { "url": "http://public2.vulnerablecode.io/api/packages/197622?format=api", "purl": "pkg:maven/org.apache.nifi/nifi-web-security@1.9.2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-cg2v-phw4-ake2" }, { "vulnerability": "VCID-mrb8-sr51-vkep" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.nifi/nifi-web-security@1.9.2" } ], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-12421", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68429", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68235", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68275", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68286", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68266", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.6831", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68318", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68321", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68295", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68341", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68378", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68342", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.6837", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68174", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68196", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68214", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68191", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68242", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68257", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68282", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00559", "scoring_system": "epss", "scoring_elements": "0.68269", "published_at": "2026-04-12T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-12421" }, { "reference_url": "https://github.com/apache/nifi/commit/cf6f5172503ce438c6c22c334c9367f774db7b24", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/nifi/commit/cf6f5172503ce438c6c22c334c9367f774db7b24" }, { "reference_url": "https://github.com/apache/nifi/pull/3362", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/nifi/pull/3362" }, { "reference_url": "https://issues.apache.org/jira/browse/NIFI-6085", "reference_id": "", "reference_type": "", "scores": [], "url": "https://issues.apache.org/jira/browse/NIFI-6085" }, { "reference_url": "https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b@%3Ccommits.nifi.apache.org%3E", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b@%3Ccommits.nifi.apache.org%3E" }, { "reference_url": "https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E", "reference_id": "", "reference_type": "", "scores": [], "url": "https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E" }, { "reference_url": "https://nifi.apache.org/security.html#CVE-2019-12421", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nifi.apache.org/security.html#CVE-2019-12421" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2019-12421", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv2", "scoring_elements": "AV:N/AC:L/Au:S/C:P/I:P/A:P" }, { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-12421" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*", "reference_id": "cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*" }, { "reference_url": "https://github.com/advisories/GHSA-fmqw-vqh5-cwq9", "reference_id": "GHSA-fmqw-vqh5-cwq9", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-fmqw-vqh5-cwq9" } ], "weaknesses": [ { "cwe_id": 613, "name": "Insufficient Session Expiration", "description": "According to WASC, Insufficient Session Expiration is when a web site permits an attacker to reuse old session credentials or session IDs for authorization." }, { "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": "6.5 - 8.9", "exploitability": "0.5", "weighted_severity": "8.0", "risk_score": 4.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-mrb8-sr51-vkep" }