Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1020 CNY

100%
Buy Us a Coffee

CVE-2026-45317— Open WebUI: Cross-Site Request Forgery (CSRF) via Image URL Manipulation

CVSS 4.6 · Medium EPSS 0.02% · P5

Affected Version Matrix 1

VendorProductVersion RangeStatus
open-webuiopen-webui< 0.9.3affected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-45317

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Open WebUI: Cross-Site Request Forgery (CSRF) via Image URL Manipulation
Source: NVD (National Vulnerability Database)
Vulnerability Description
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.3, an application-wide Cross-Site Request Forgery (CSRF) vulnerability was found Open-WebUl's image uploading functionality. An attacker can set an image URL to a malicious endpoint, allowing them to perform actions on behalf of a victim user. Any authenticated user can exploit this vulnerability, and any user who views the compromised image (e.g., a profile picture) will unknowingly send a GET request to the attacker-controlled URL. This can lead to cookie theft, denial of service (DoS), or other malicious actions. This vulnerability is fixed in 0.9.3.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Open WebUI 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open WebUI是Open WebUI开源的一个可扩展、功能丰富、用户友好的自托管 WebUI。 Open WebUI 0.9.3之前版本存在输入验证错误漏洞，该漏洞源于图像上传功能存在跨站请求伪造，可能导致攻击者设置图像URL为恶意端点，在受害者用户不知情下执行操作，包括cookie窃取、拒绝服务或其他恶意行为。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
open-webuiopen-webui < 0.9.3 -

II. Public POCs for CVE-2026-45317

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-45317

请登录查看更多情报信息。
Advisory · 1

Same Patch Batch · open-webui · 2026-05-15 · 59 CVEs total

CVE-2026-445519.1 CRITICALOpen WebUI: LDAP Empty Password Authentication Bypass
CVE-2026-456728.8 HIGHOpen WebUI: Jupyter code execution works despite `ENABLE_CODE_EXECUTION=false` — feature g
CVE-2026-445528.7 HIGHOpen WebUI: Redis Cache Keys tool_servers and terminal_servers Missing Instance Prefix Ena
CVE-2026-453158.7 HIGHOpen WebUI: Stored XSS via attacker-controlled file extension in /api/v1/audio/transcripti
CVE-2026-453318.5 HIGHOpen WebUI: Full SSRF Vulnerability in the RAG Web Search Feature
CVE-2026-454008.5 HIGHOpen WebUI: Server-Side Request Forgery (SSRF) bypass in `validate_url`
CVE-2026-454018.5 HIGHOpen WebUI: SSRF Bypass via HTTP Redirect Following in Web-Fetch and Image-Load Endpoints
CVE-2026-445708.3 HIGHOpen WebUI: Inconsistent authorization controls within memories API
CVE-2026-456658.1 HIGHOpen WebUI: Stored XSS in Banner Component via Improper Sanitization Order
CVE-2026-445538.1 HIGHOpen WebUI: Stale Admin Role in Socket.IO Session Pool Enables Post-Demotion Cross-User No
CVE-2026-445658.1 HIGHOpen WebUI: Open WebUI Arbitrary File Write, Delete via Path Traversal
CVE-2026-456758.1 HIGHOpen WebUI: LDAP and OAuth First-User Race Condition Allows Multiple Admin Accounts
CVE-2026-454028.1 HIGHOpen WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge
CVE-2026-445548.1 HIGHOpen WebUI: Knowledge Base Destruction and RAG Poisoning via Unauthorized Collection Overw
CVE-2026-453018.1 HIGHOpen WebUI: Missing permission check in files API allows authenticated users to list, acce
CVE-2026-456718.0 HIGHOpen WebUI: shared-chat branch ignores access_type, allowing unauthorized file deletion
CVE-2026-453387.7 HIGHOpen WebUI: SSRF via OAuth Profile Picture URL in _process_picture_url (oauth.py)
CVE-2026-453037.7 HIGHOpen WebUI: Stored XSS via the HTML renedering view
CVE-2026-445557.6 HIGHOpen WebUI: Base Model Routing Bypasses Access Control via Model Chaining
CVE-2026-453987.5 HIGHOpen WebUI: IDOR - Retrieval API Bypasses Knowledge Base Access Controls

Showing top 20 of 59 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: open-webui
Same vendor: open-webui
Same weakness: CWE-20

V. Comments for CVE-2026-45317

No comments yet

Leave a comment