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CVE-2026-69116

FlyEnv < 4.18.0 Cross-Site Scripting via v-html

MEDIUM
6.1
CVSS Score
Published: August 10, 2026 at 07:35 PM UTC
Updated: October 24, 2026 at 04:10 PM UTC
1 product affected across 1 vendorFlyEnv

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.3%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

FlyEnv· XPF0000
90%
0 ≤ v < 4.18.00
Vendor states this is fixed in 4.18.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (5)

Technical DescriptionExploitIssue Tracking
Source: cverecord
https://github.com/xpf0000/FlyEnv/issues/809
Release Notes
Source: cverecord
https://github.com/xpf0000/FlyEnv/releases/tag/v4.18.0
Issue TrackingPatch
Source: cverecord
https://github.com/xpf0000/FlyEnv/pull/810
Patch
Source: cverecord
https://github.com/xpf0000/FlyEnv/commit/68fd6d7b200273ad0a8bce09424b8bd87134cfb6
Third Party Advisory
Source: cverecord
https://www.vulncheck.com/advisories/flyenv-cross-site-scripting-via-v-html

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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