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CVE-2026-39107: n/a

0
High
VulnerabilityCVE-2026-39107cvecve-2026-39107
Published: Wed Jun 03 2026 (06/03/2026, 00:00:00 UTC)
Source: CVE Database V5

Description

CVE-2026-39107 is a Cross Site Scripting (XSS) vulnerability in the Kimi AI v1. 0 web interface's 'Preview' feature. The application does not properly sanitize or encode HTML/JavaScript payloads generated by the AI model. When users switch to the 'Preview' tab, malicious scripts can execute in their browser sessions. There is no information on patches or official remediation. No known exploits are reported in the wild. The vulnerability could allow arbitrary JavaScript execution within the affected application context.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/03/2026, 17:48:36 UTC

Technical Analysis

This vulnerability involves improper handling of AI-generated content in the Kimi AI v1.0 web interface. Specifically, the 'Preview' feature renders AI-generated HTML/JavaScript payloads directly into the DOM without adequate sanitization or encoding. This results in a Cross Site Scripting (XSS) flaw that enables arbitrary JavaScript execution in the victim's browser when viewing the 'Preview' tab. No CVSS score or patch information is available, and no known exploits have been reported.

Potential Impact

Successful exploitation allows an attacker to execute arbitrary JavaScript in the context of the victim's browser session when using the 'Preview' feature. This can lead to session hijacking, data theft, or other malicious actions limited to the privileges of the web application user. The impact is confined to users interacting with the vulnerable feature.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users and administrators should avoid using the 'Preview' feature with untrusted AI-generated content. Implementing input sanitization or disabling the feature may reduce risk.

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Technical Details

Data Version
5.2
Assigner Short Name
mitre
Date Reserved
2026-04-06T00:00:00.000Z
Cvss Version
null
State
PUBLISHED
Remediation Level
null

Threat ID: 6a20657ce29bf47b50d4101d

Added to database: 6/3/2026, 5:33:48 PM

Last enriched: 6/3/2026, 5:48:36 PM

Last updated: 6/3/2026, 6:46:38 PM

Views: 4

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