{"id":"CVE-2026-109559","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-109559","generatedAt":"2026-10-28T00:54:04.436Z","title":"EdgeEver Desktop 1.6.26 through 1.112.0 contains a navigation allowlist bypass that lets attackers load arbitrary origins in the main window via string-prefix URL matching.","description":"EdgeEver Desktop 1.6.26 through 1.112.0 contains a navigation allowlist bypass that lets attackers load arbitrary origins in the main window via string-prefix URL matching. Attackers can embed a link using userinfo syntax after the dev-server prefix, for example in a note-template preview, to obtain the edgeeverDesktop bridge including session token, sidecar RPC, and ACP channels.","published":"2026-10-12T21:17:12.000Z","lastModified":"2026-10-16T18:25:45.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.4,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/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/M"},"cwe":["CWE-863"],"affected":[],"epss":{"score":0.00309,"percentile":0.23512,"date":"2026-10-26","history":[{"date":"2026-10-13","score":0.00309,"percentile":0.21971}]},"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 (0.31%). 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":"2026-10-12T21:17:12.000Z","detail":{"score":"8.4","severity":"HIGH","publishedAt":"2026-10-12T21:17:12.090Z"},"summary":"New CVE, high severity (CVSS 8.4)."}],"references":[{"url":"https://github.com/tianma-if/edgeever","source":"disclosure@vulncheck.com"},{"url":"https://github.com/tianma-if/edgeever/blob/f6ade70423ba366077653dbb8ac43a677933c776/apps/desktop/src/main/index.mjs#L1560-L1564","source":"disclosure@vulncheck.com"},{"url":"https://github.com/tianma-if/edgeever/commit/6b5027e8b4becbee0c0de7cd1a3d04af78ca87ca","source":"disclosure@vulncheck.com"},{"url":"https://github.com/tianma-if/edgeever/issues/536","source":"disclosure@vulncheck.com"},{"url":"https://github.com/tianma-if/edgeever/issues/546","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/edgeever-desktop-1.6.26-through-1.112.0-navigation-allowlist-bypass-via-will-navigate","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-109559","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."}