CVE-2026-109559
EdgeEver Desktop 1.6.26 broken access control
- Published12 Oct 2026
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.
CVSS 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:NRemediation
No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.
References
- https://github.com/tianma-if/edgeever
- https://github.com/tianma-if/edgeever/blob/f6ade70423ba366077653dbb8ac43a677933c776/apps/desktop/src/main/index.mjs#L1560-L1564
- https://github.com/tianma-if/edgeever/commit/6b5027e8b4becbee0c0de7cd1a3d04af78ca87ca
- https://github.com/tianma-if/edgeever/issues/536
- https://github.com/tianma-if/edgeever/issues/546
- https://www.vulncheck.com/advisories/edgeever-desktop-1.6.26-through-1.112.0-navigation-allowlist-bypass-via-will-navigate
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2026-109559 being actively exploited?
CVE-2026-109559 is not in the CISA KEV catalog.
How severe is CVE-2026-109559?
CVE-2026-109559 has a CVSS 3.1 base score of 8.7, rated high.
How do I fix CVE-2026-109559?
Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2026-109559 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.