{"id":"CVE-2026-55366","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-55366","generatedAt":"2026-09-20T15:01:13.866Z","title":"In IP Multimedia Subsystem, there is a possible authentication bypass due to a logic error in the code.","description":"In IP Multimedia Subsystem, there is a possible authentication bypass due to a logic error in the code. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.","published":"2026-09-15T19:17:22.000Z","lastModified":"2026-09-17T04:17:48.000Z","status":"Awaiting Analysis","sourceIdentifier":"dsap-vuln-management@google.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-693"],"affected":[],"epss":{"score":0.00361,"percentile":0.29878,"date":"2026-09-19","history":[]},"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 (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01","source":"dsap-vuln-management@google.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-55366","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."}