{"id":"CVE-2026-84807","aliases":[],"cve":{"records":[{"id":"CVE-2026-84807","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-02T10:19:32.991Z","published":"2026-09-02T11:11:19.729Z","modified":"2026-10-29T21:16:56.900Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-29T21:16:56.900Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-02T12:38:36.545Z"}],"references":[{"url":"https://github.com/kimai/kimai/security/advisories/GHSA-hvq2-5gh2-rgvv","tags":["vendor-advisory"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/kimai-before-2.65.0-authentication-bypass-via-team-creation","tags":["third-party-advisory"],"source":"VulnCheck"}],"weaknesses":[{"id":"CWE-266","description":"Incorrect Privilege Assignment","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:kimai:kimai:*:*:*:*:*:*:*:*","versionEndExcluding":"2.65.0"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-02T12:38:06.950385Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Kimai before 2.65.0 Authentication Bypass via Team Creation","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"Kimai (kimai/kimai) before 2.65.0 contains a business logic / improper authorization vulnerability in the default team creation endpoints. An authenticated user with project permission-management privileges can create or use a customer, project, or activity whose name matches an existing team; because the endpoints POST /api/customers/{id}/team, POST /api/projects/{id}/team, and POST /api/activities/{id}/team reuse an existing team of the same name and add the current user as teamlead without verifying that the user is authorized to manage that team, the attacker gains unauthorized team-lead (administration) rights over the existing team. Fixed in 2.65.0.","score":5.4,"severity":"medium","published":"2026-09-02T11:11:19.729Z","modified":"2026-10-29T21:16:56.900Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"kimai","name":"kimai","platforms":[],"versions":[{"version":"0","status":"affected","lessThan":"2.65.0","versionType":"semver"},{"version":"2.65.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-84807"}],"remediation":[],"references":["https://github.com/kimai/kimai/security/advisories/GHSA-hvq2-5gh2-rgvv","https://www.vulncheck.com/advisories/kimai-before-2.65.0-authentication-bypass-via-team-creation"],"sources":[{"name":"CVE","id":"CVE-2026-84807","modified":"2026-10-29T21:16:56.900Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-84807"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","score":5.3},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","score":5.4}],"sourceAffected":[],"observedAt":"2026-10-29T21:37:43.749Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T14:00:31.626Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-29T21:50:34.981Z","attemptedAt":"2026-10-29T21:50:34.981Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-29T21:50:35.494Z","attemptedAt":"2026-10-29T21:50:35.494Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-29T21:50:35.758Z","attemptedAt":"2026-10-29T21:50:35.758Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-29T21:50:35.038Z","attemptedAt":"2026-10-29T21:50:35.038Z"}],"evidence":[{"source":"NVD","id":"CVE-2026-84807","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84807","modified":"2026-10-29T21:17:33.640","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","checkedAt":"2026-10-29T21:50:34.981Z"},{"source":"NVD","id":"CVE-2026-84807","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84807","modified":"2026-10-29T21:17:33.640","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-10-29T21:50:34.981Z"},{"source":"FIRST EPSS","id":"CVE-2026-84807","url":"https://www.first.org/epss/","probability":0.00251,"percentile":0.16479,"date":"2026-10-29","checkedAt":"2026-10-29T21:50:35.038Z"},{"source":"GitHub Advisory Database","id":"GHSA-p3c7-g2jr-3m35","url":"https://github.com/advisories/GHSA-p3c7-g2jr-3m35","modified":"2026-09-02T12:31:40Z","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","checkedAt":"2026-10-29T21:50:35.494Z"},{"source":"ENISA EUVD","id":"EUVD-2026-69919","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-69919","modified":"Oct 29, 2026, 8:20:16 PM","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","checkedAt":"2026-10-29T21:50:35.758Z"}],"aiSummary":{"text":"Kimai before 2.65.0 has an authentication bypass vulnerability. An authenticated user with project permission-management privileges can gain unauthorized team-lead rights. The weakness is due to improper authorization in team creation endpoints.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:26:09.991Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-84807"}]}}