CVE-2026-69116
FlyEnv < 4.18.0 Cross-Site Scripting via v-html
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 10, 2026
- Updated
- Sep 17, 2026
- Reserved
- Aug 3, 2026
Description
FlyEnv before 4.18.0 fails to sanitize HTML from markdown rendering and AI chat content passed to Vue v-html directives. Attackers can inject malicious scripts through markdown sources or chat messages that execute in the Electron renderer process with access to Node.js APIs and the filesystem.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N | VulnCheck |
| 3.1 | 6.1 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | VulnCheck |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
FlyEnvxpf0000 |
|
References
- Researcher Disclosuretechnical-descriptionexploitissue-tracking
- FlyEnv v4.18.0 Release Notesrelease-notes
- Pull Requestissue-trackingpatch
- Patch Commitpatch
- https://www.vulncheck.com/advisories/flyenv-cross-site-scripting-via-v-htmlthird-party-advisory
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