CVE-2026-109558

High

Description

EdgeEver 1.6.0 through 1.112.0 contains a stored cross-site scripting vulnerability in TemplatesPane.tsx that renders template contentMarkdown with raw HTML via dangerouslySetInnerHTML without sanitization. Attackers can write templates containing HTML event handlers through an API or MCP token to run script on preview and access the privileged window.edgeeverDesktop bridge.

SeverityHigh

CVSS8.7

Exploit probability—

ProductEdgeEver

PublishedOct 12, 2026

First seenOct 12, 2026

Weakness typeCWE-79Cross-site scripting (XSS)

How to fix

Patches

github.com/tianma-if/edgeever/commit/6b5027e8b4becbee0c0de7cd1a3d04af78ca87ca

Affected products

Product	Affected versions	Fixed in
tianma-if EdgeEver	1.6.0 ≤ v ≤ 1.112.0	—

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