CVE-2026-59212
Open WebUI: Model meta.knowledge read-only file access can be upgraded to file write/delete
Description
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.
INFO
Published Date :
July 9, 2026, 5:17 p.m.
Last Modified :
July 10, 2026, 7:59 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update Open WebUI to version 0.10.0 or later.
- Apply vendor security patches for Open WebUI.
Public PoC/Exploit Available at Github
CVE-2026-59212 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-59212.
| URL | Resource |
|---|---|
| https://github.com/open-webui/open-webui/commit/17df0264929514599dbcb21c6578bcdfa204b04d | Patch |
| https://github.com/open-webui/open-webui/pull/26032 | 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-2xwm-4h2q-ggfx | Exploit Mitigation Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-59212 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-59212
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
A curated timeline of real AI agent security incidents, breaches, and vulnerabilities (2024-2026). Every entry sourced and dated.
ai-agent-security ai-agents ai-security awesome-list cybersecurity llm-security mcp-security prompt-injection supply-chain-security adversarial-attacks agent-security agentic-ai ai-attacks ai-safety cve incident-response owasp red-team security-research vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-59212 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-59212 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jul. 10, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:openwebui:open_webui:0.9.6:*:*:*:*:*:*:* Added Reference Type GitHub, Inc.: https://github.com/open-webui/open-webui/commit/17df0264929514599dbcb21c6578bcdfa204b04d Types: Patch Added Reference Type GitHub, Inc.: https://github.com/open-webui/open-webui/pull/26032 Types: Issue Tracking, Patch Added Reference Type GitHub, Inc.: https://github.com/open-webui/open-webui/releases/tag/v0.10.0 Types: Product, Release Notes Added Reference Type GitHub, Inc.: https://github.com/open-webui/open-webui/security/advisories/GHSA-2xwm-4h2q-ggfx Types: Exploit, Mitigation, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 09, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-59212', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-09T17:21:19.508648Z'} -
New CVE Received by [email protected]
Jul. 09, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'open-webui', 'product': 'open-webui', 'versions': [{'status': 'affected', 'version': '>= 0.9.6, < 0.10.0'}]}] Added Description 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. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L Added CWE CWE-863 Added Reference https://github.com/open-webui/open-webui/commit/17df0264929514599dbcb21c6578bcdfa204b04d Added Reference https://github.com/open-webui/open-webui/pull/26032 Added Reference https://github.com/open-webui/open-webui/releases/tag/v0.10.0 Added Reference https://github.com/open-webui/open-webui/security/advisories/GHSA-2xwm-4h2q-ggfx