CVE-2026-59215

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, channel thread parent and reply handling did not bind parent_id to the channel in the URL, allowing an authenticated user to reference a message from another private or DM channel and disclose thread context across channels. This issue is fixed in version 0.10.0.

CVSS v3 3.1 LOW

3.1^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.6 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/open-webui/open-webui/commit/a66477b7104c5d141ce7bffaea424b43e7666ef1	Patch
https://github.com/open-webui/open-webui/pull/25766	Issue Tracking Patch
https://github.com/open-webui/open-webui/releases/tag/v0.10.0	Product Release Notes
https://github.com/open-webui/open-webui/security/advisories/GHSA-73x5-h92w-xc2j	Mitigation Vendor Advisory
https://github.com/open-webui/open-webui/security/advisories/GHSA-73x5-h92w-xc2j	Mitigation Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:openwebui:open_webui:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-07-09 17:17

Updated : 2026-07-13 12:27

NVD link : CVE-2026-59215

Mitre link : CVE-2026-59215

CVE.ORG link : CVE-2026-59215

JSON object : View

Products Affected

openwebui

open_webui

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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