CVE-2026-59212

MEDIUM 5.4

Open WebUI: Model meta.knowledge read-only file access can be upgraded to file write/delete

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.6 before 0.10.0, _verify_knowledge_file_access only checked read access while file write and delete routes later trusted object-derived access through writable model meta.knowledge entries, allowing a user with read-only knowledge file access to upgrade to file write or delete operations. This issue is fixed in version 0.10.0.

CWE	CWE-863
Vendor	open-webui
Product	open-webui
Published	Jul 9, 2026
Last Updated	Jul 9, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

Affected Versions

open-webui / open-webui

>= 0.9.6, < 0.10.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/open-webui/open-webui/security/advisories/GHSA-2xwm-4h2q-ggfx github.com: https://github.com/open-webui/open-webui/pull/26032 github.com: https://github.com/open-webui/open-webui/commit/17df0264929514599dbcb21c6578bcdfa204b04d github.com: https://github.com/open-webui/open-webui/releases/tag/v0.10.0