{"id":"CVE-2026-19677","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-19677","generatedAt":"2026-10-28T00:18:53.769Z","title":"An authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14 allows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute…","description":"An authentication bypass vulnerability in the public onPhase/ frevvo registration form version 11.0.14 allows an unauthenticated remote attacker to authenticate as an arbitrary tenant user, obtain TenantAdmin and Designer privileges, and execute arbitrary operating system commands via manipulation of registration parameters containing a valid tenant name and existing user identifier.","published":"2026-10-23T02:16:58.000Z","lastModified":"2026-10-23T19:45:04.000Z","status":"Awaiting Analysis","sourceIdentifier":"9c1820ae-fb77-4810-a8aa-ca46e7474d2f","cvss":{"version":"4.0","score":9.3,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/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-306"],"affected":[],"epss":{"score":0.00533,"percentile":0.44768,"date":"2026-10-26","history":[{"date":"2026-10-23","score":0.00533,"percentile":0.44243}]},"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 (0.53%). 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":"2026-10-23T02:16:58.000Z","detail":{"score":"9.3","severity":"CRITICAL","publishedAt":"2026-10-23T02:16:57.560Z"},"summary":"New CVE, critical severity (CVSS 9.3)."}],"references":[{"url":"https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/overview?homepageId=1069252609","source":"9c1820ae-fb77-4810-a8aa-ca46e7474d2f"},{"url":"https://frevvo-docs.atlassian.net/wiki/spaces/frevvo110/pages/1069273270/Detailed+Release+Notes","source":"9c1820ae-fb77-4810-a8aa-ca46e7474d2f"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-19677","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."}