CVE-2026-39107

MEDIUM EPSS 18.6%

Published Jun 3, 20263w ago · Modified Jun 17, 20261w ago

6.3 CVSS 3.1

Medium

Published Jun 3, 2026 3w ago

Last Modified Jun 17, 2026 1w ago

Description

A Cross Site Scripting vulnerability exists in the Kimi AI v1.0 web interface's 'Preview' feature. The application fails to properly sanitize or encode HTML/JavaScript payloads generated by the AI model. When a user switches to the 'Preview' tab to view AI-generated code, the malicious payload is rendered directly into the DOM, leading to arbitrary JavaScript execution in the victim's browser session.

CVSS Details

Base Score

6.3

Exploitability

2.8

Impact

3.4

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction Required

Scope Unchanged

Confidentiality Low

Integrity Low

Availability Low

Threat Intelligence

EPSS Exploit Probability

18.6% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 2

github.com https://github.com/MGTx2
github.com https://github.com/MGTx2/CVE-2026-39107

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.