CVE-2025-63391: open webui Missing Auth (CVSS 7.5)

Description

An authentication bypass vulnerability exists in Open-WebUI <=0.6.32 in the /api/config endpoint. The endpoint lacks proper authentication and authorization controls, exposing sensitive system configuration data to unauthenticated remote attackers.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-306 Missing Authentication

Affected Products

Vendor	Product	Versions
openwebui	open_webui	< 0.6.32

References

Other References

https://gist.github.com/Cristliu/13c41b97285b776275bc8bfd3504e51b https://gist.github.com/Cristliu/889471313b3c698fff74d32b7717807c https://github.com/open-webui/open-webui/issues

Frequently Asked Questions

What is CVE-2025-63391? +

An authentication bypass vulnerability exists in Open-WebUI <=0.6.32 in the /api/config endpoint. The endpoint lacks proper authentication and authorization controls, exposing sensitive system configuration data to unauthenticated remote attackers. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-63391? +

CVE-2025-63391 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-63391? +

CVE-2025-63391 affects products from openwebui, specifically: open_webui. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-63391? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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