Vulnerability · Published Oct 12, 2026 · Assigned by VulnCheck
CVE-2026-109557EdgeEver through 1.112.0 Stored XSS via setMemoDragPreview Drag Preview
High 8.7
In plain English
A high-severity cross-site scripting in EdgeEver from tianma-if. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 36% of all known vulnerabilities).
Severity (CVSS 3.1)8.7High
Exploit odds (30 days)0.4%top 63.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
EdgeEver through 1.112.0 contains a stored cross-site scripting vulnerability in setMemoDragPreview that allows attackers to inject script through notebook names or memo titles. Attackers can set malicious names via MCP create_notebook, rename_notebook or create_memo tools, running script on drag with access to the desktop bridge's session token.
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
References
- GitHub Issue #534 issue-tracking
- GitHub Issue #546 issue-tracking
- Patch Commit patch
- Vulnerable code in app-helpers.ts technical-description
- https://github.com/tianma-if/edgeever product
- VulnCheck Advisory: EdgeEver through 1.112.0 Stored XSS via setMemoDragPreview Drag Preview third-party-advisory