{"id":"CVE-2026-111684","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-111684","generatedAt":"2026-10-27T23:50:20.970Z","title":"Magistrala through 1.0.0 contains an authorization bypass vulnerability that allows authenticated workspace members to view, issue, and revoke other tenants' device certificates by supplying foreign serials or entity ids.","description":"Magistrala through 1.0.0 contains an authorization bypass vulnerability that allows authenticated workspace members to view, issue, and revoke other tenants' device certificates by supplying foreign serials or entity ids. Attackers can call RevokeBySerial, RevokeAll, ViewCert, ListCerts, or IssueCert under their own workspace path to disconnect other tenants' devices, disclose certificates, and mint CA-signed certificates for their device ids.","published":"2026-10-16T18:17:51.000Z","lastModified":"2026-10-21T21:17:55.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":7.2,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/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/M"},"cwe":["CWE-639"],"affected":[],"epss":{"score":0.0022,"percentile":0.12494,"date":"2026-10-26","history":[{"date":"2026-10-17","score":0.00175,"percentile":0.06588}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-16T18:17:51.000Z","detail":{"score":"7.2","severity":"HIGH","publishedAt":"2026-10-16T18:17:51.477Z"},"summary":"New CVE, high severity (CVSS 7.2)."}],"references":[{"url":"https://github.com/absmach/magistrala","source":"disclosure@vulncheck.com"},{"url":"https://github.com/absmach/magistrala/blob/v1.0.0/certs/middleware/authorization.go#L97-L110","source":"disclosure@vulncheck.com"},{"url":"https://github.com/absmach/magistrala/blob/v1.0.0/certs/service.go#L136-L180","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/magistrala-certs-missing-workspace-scope-cross-tenant","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/magistrala-through-1.0.0-cross-tenant-authorization-bypass-in-certs-service","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/magistrala-certs-missing-workspace-scope-cross-tenant","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-111684","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}