A security vulnerability has been detected in open-webui up to 0.6.16. Affected is an unknown function of the file backend/start_windows.bat of the component JWT Key Handler. Such manipulation of the argument WEBUI_SECRET_KEY leads to insufficiently random values. It is possible to launch the attack remotely. The attack requires a high level of complexity. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity High

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a open-webui affected
Version Status Constraints
0.6.0 affected —
0.6.1 affected —
0.6.2 affected —
0.6.3 affected —
0.6.4 affected —
0.6.5 affected —
0.6.6 affected —
0.6.7 affected —
0.6.8 affected —
0.6.9 affected —
0.6.10 affected —
0.6.11 affected —
0.6.12 affected —
0.6.13 affected —
0.6.14 affected —
0.6.15 affected —
0.6.16 affected —

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://huntr.com/bounties/b9fc7fee-d25d-4100-9703-5e78a61e1ce4 cve-icon cve-icon
https://vuldb.com/?ctiid.349701 cve-icon cve-icon
https://vuldb.com/?id.349701 cve-icon cve-icon
https://vuldb.com/?submit.766444 cve-icon cve-icon
History

Mon, 09 Mar 2026 21:00:00 +0000

Type Values Removed Values Added
Description A security vulnerability has been detected in open-webui up to 0.6.16. Affected is an unknown function of the file backend/start_windows.bat of the component JWT Key Handler. Such manipulation of the argument WEBUI_SECRET_KEY leads to insufficiently random values. It is possible to launch the attack remotely. The attack requires a high level of complexity. The exploitability is told to be difficult. The exploit has been disclosed publicly and may be used.
Title open-webui JWT Key start_windows.bat random values
Weaknesses CWE-310
CWE-330
References
Metrics cvssV2_0

{'score': 2.6, 'vector': 'AV:N/AC:H/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:C'}

cvssV3_0

{'score': 3.7, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C'}

cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C'}

cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-03-09T20:32:06.017Z

Reserved: 2026-03-07T17:27:05.310Z

Link: CVE-2025-15603

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-09T21:16:09.580

Modified: 2026-03-09T21:16:09.580

Link: CVE-2025-15603

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses