Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/20807?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/20807?format=api", "vulnerability_id": "VCID-8vzz-naas-a7ab", "summary": "Keycloak affected by improper invitation token validation\nA flaw was found in Keycloak. An attacker can exploit this vulnerability by modifying the organization ID and target email within a legitimate invitation token's JSON Web Token (JWT) payload. This lack of cryptographic signature verification allows the attacker to successfully self-register into an unauthorized organization, leading to unauthorized access.", "aliases": [ { "alias": "CVE-2026-1529" }, { "alias": "GHSA-hcvw-475w-8g7p" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/62643?format=api", "purl": "pkg:maven/org.keycloak/keycloak-services@26.5.3", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-6n3p-8y8x-bbfc" }, { "vulnerability": "VCID-7c1j-kcbb-v3f1" }, { "vulnerability": "VCID-auwb-hcuv-gygf" }, { "vulnerability": "VCID-c11x-8jte-fuds" }, { "vulnerability": "VCID-cf37-8d6y-r3d5" }, { "vulnerability": "VCID-gn2j-ra6w-r3et" }, { "vulnerability": "VCID-gzz6-md9v-b3em" }, { "vulnerability": "VCID-k4xv-x1pt-guce" }, { "vulnerability": "VCID-m3uj-4mag-kbf2" }, { "vulnerability": "VCID-mdkf-3bgs-w7dm" }, { "vulnerability": "VCID-qgbq-s33g-d7af" }, { "vulnerability": "VCID-szbr-v2vq-3kbn" }, { "vulnerability": "VCID-ugtk-3bjv-s3a4" }, { "vulnerability": "VCID-v77w-st1u-pfe6" }, { "vulnerability": "VCID-xd7x-aevv-cfcp" }, { "vulnerability": "VCID-y1h3-yyn9-53fr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.keycloak/keycloak-services@26.5.3" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/63858?format=api", "purl": "pkg:maven/org.keycloak/keycloak-services@26.3.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2dgp-xdrz-q7dv" }, { "vulnerability": "VCID-5vwq-aqk5-nkh9" }, { "vulnerability": "VCID-6n3p-8y8x-bbfc" }, { "vulnerability": "VCID-7c1j-kcbb-v3f1" }, { "vulnerability": "VCID-8vzz-naas-a7ab" }, { "vulnerability": "VCID-auwb-hcuv-gygf" }, { "vulnerability": "VCID-c11x-8jte-fuds" }, { "vulnerability": "VCID-cf37-8d6y-r3d5" }, { "vulnerability": "VCID-epcy-krft-z7d4" }, { "vulnerability": "VCID-gn2j-ra6w-r3et" }, { "vulnerability": "VCID-gnxr-2t9g-4ye4" }, { "vulnerability": "VCID-gzz6-md9v-b3em" }, { "vulnerability": "VCID-jsvn-26y8-q3ey" }, { "vulnerability": "VCID-k4xv-x1pt-guce" }, { "vulnerability": "VCID-m3uj-4mag-kbf2" }, { "vulnerability": "VCID-mdkf-3bgs-w7dm" }, { "vulnerability": "VCID-mku9-3bpp-aqbk" }, { "vulnerability": "VCID-qgbq-s33g-d7af" }, { "vulnerability": "VCID-szbr-v2vq-3kbn" }, { "vulnerability": "VCID-tc9b-zzjt-63c7" }, { "vulnerability": "VCID-ugtk-3bjv-s3a4" }, { "vulnerability": "VCID-v77w-st1u-pfe6" }, { "vulnerability": "VCID-x4aw-v76q-vbdc" }, { "vulnerability": "VCID-xd7x-aevv-cfcp" }, { "vulnerability": "VCID-xfnw-15sz-zyfr" }, { "vulnerability": "VCID-y1h3-yyn9-53fr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.keycloak/keycloak-services@26.3.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/66886?format=api", "purl": "pkg:maven/org.keycloak/keycloak-services@26.5.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-5vwq-aqk5-nkh9" }, { "vulnerability": "VCID-6n3p-8y8x-bbfc" }, { "vulnerability": "VCID-7c1j-kcbb-v3f1" }, { "vulnerability": "VCID-8vzz-naas-a7ab" }, { "vulnerability": "VCID-a5d9-k9vd-fyfe" }, { "vulnerability": "VCID-auwb-hcuv-gygf" }, { "vulnerability": "VCID-baux-3v7g-tucw" }, { "vulnerability": "VCID-c11x-8jte-fuds" }, { "vulnerability": "VCID-cf37-8d6y-r3d5" }, { "vulnerability": "VCID-gn2j-ra6w-r3et" }, { "vulnerability": "VCID-gzz6-md9v-b3em" }, { "vulnerability": "VCID-j5bq-q689-qbg3" }, { "vulnerability": "VCID-jsvn-26y8-q3ey" }, { "vulnerability": "VCID-k4xv-x1pt-guce" }, { "vulnerability": "VCID-khfk-1gas-vfan" }, { "vulnerability": "VCID-m3uj-4mag-kbf2" }, { "vulnerability": "VCID-mdkf-3bgs-w7dm" }, { "vulnerability": "VCID-qgbq-s33g-d7af" }, { "vulnerability": "VCID-szbr-v2vq-3kbn" }, { "vulnerability": "VCID-tc9b-zzjt-63c7" }, { "vulnerability": "VCID-ugtk-3bjv-s3a4" }, { "vulnerability": "VCID-v77w-st1u-pfe6" }, { "vulnerability": "VCID-xd7x-aevv-cfcp" }, { "vulnerability": "VCID-y1h3-yyn9-53fr" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.keycloak/keycloak-services@26.5.0" } ], "references": [ { "reference_url": "https://access.redhat.com/errata/RHSA-2026:2363", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-09T20:51:02Z/" } ], "url": "https://access.redhat.com/errata/RHSA-2026:2363" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:2364", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-09T20:51:02Z/" } ], "url": "https://access.redhat.com/errata/RHSA-2026:2364" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:2365", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-09T20:51:02Z/" } ], "url": "https://access.redhat.com/errata/RHSA-2026:2365" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:2366", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-09T20:51:02Z/" } ], "url": "https://access.redhat.com/errata/RHSA-2026:2366" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1529.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-1529.json" }, { "reference_url": "https://access.redhat.com/security/cve/CVE-2026-1529", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-09T20:51:02Z/" } ], "url": "https://access.redhat.com/security/cve/CVE-2026-1529" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-1529", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01291", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01295", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01277", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01271", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01274", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01265", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01273", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01276", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00011", "scoring_system": "epss", "scoring_elements": "0.01286", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01909", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01879", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01964", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01949", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01945", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01974", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01922", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01912", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00013", "scoring_system": "epss", "scoring_elements": "0.01936", "published_at": "2026-05-11T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-1529" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2433783", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-02-09T20:51:02Z/" } ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2433783" }, { "reference_url": "https://github.com/keycloak/keycloak", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/keycloak/keycloak" }, { "reference_url": "https://github.com/keycloak/keycloak/commit/82cd7941d1dd28fa14a67a6e6b912301f1a5e1a1", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/keycloak/keycloak/commit/82cd7941d1dd28fa14a67a6e6b912301f1a5e1a1" }, { "reference_url": "https://github.com/keycloak/keycloak/commit/8fc9a98026106a326f4faa98d4c9a48341ace2d7", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/keycloak/keycloak/commit/8fc9a98026106a326f4faa98d4c9a48341ace2d7" }, { "reference_url": "https://github.com/keycloak/keycloak/commit/b2519756487b519f95c07aa8b10afe003e492119", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/keycloak/keycloak/commit/b2519756487b519f95c07aa8b10afe003e492119" }, { "reference_url": "https://github.com/keycloak/keycloak/issues/46145", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/keycloak/keycloak/issues/46145" }, { "reference_url": "https://github.com/keycloak/keycloak/pull/46155", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/keycloak/keycloak/pull/46155" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-1529", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-1529" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:build_keycloak:26.2::el9", "reference_id": "cpe:/a:redhat:build_keycloak:26.2::el9", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:build_keycloak:26.2::el9" }, { "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:build_keycloak:26.4::el9", "reference_id": "cpe:/a:redhat:build_keycloak:26.4::el9", "reference_type": "", "scores": [], "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:/a:redhat:build_keycloak:26.4::el9" }, { "reference_url": "https://github.com/advisories/GHSA-hcvw-475w-8g7p", "reference_id": "GHSA-hcvw-475w-8g7p", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-hcvw-475w-8g7p" } ], "weaknesses": [ { "cwe_id": 347, "name": "Improper Verification of Cryptographic Signature", "description": "The product does not verify, or incorrectly verifies, the cryptographic signature for data." }, { "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." }, { "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." } ], "exploits": [], "severity_range_score": "7.0 - 8.9", "exploitability": "0.5", "weighted_severity": "8.0", "risk_score": 4.0, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-8vzz-naas-a7ab" }