> CVE-2026-44567 [HIGH]

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PUBLISHED
2026-05-15 22:16
MODIFIED
2026-05-15 22:16
CVSS_SCORE V3
7.3
EPSS (Prob. Exploit)
0.23%
Top 86.1%
DATA SOURCES:
NVD 🔗 2026-05-15 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-11-01 GITHUB 🔗 2026-10-29 OSV 🔗 2026-11-02

> DESCRIPTION

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.1.124, the API does not properly validate that the user has an authorized user role of user. By default, when Open WebUI is configured with new sign-ups enabled, the default user role is set to pending. In this configuration, an administrator is required to go into the Admin management panel following a new user registration and reconfigure the user to have a role of either user or admin before that user is able to access the web application. This vulnerability is fixed in 0.1.124.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EXPLOITABILITY
3.9
IMPACT
3.4

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
Low (L)
Divulgation limitée d'informations
I (Impact Intégrité)
Integrity Impact
Low (L)
Modification limitée des données possible
A (Impact Disponibilité)
Availability Impact
Low (L)
Interruption partielle du service possible

> RÉSUMÉ DES IMPACTS

Confidentialité
Low
Divulgation limitée d'informations
Intégrité
Low
Modification limitée des données possible
Disponibilité
Low
Interruption partielle du service possible

> WEAKNESSES

CWE-602 CWE-863

> CWE DETAILED DESCRIPTIONS

CWE-602: Client-Side Enforcement of Server-Side Security - The product includes a server that relies on the client to implement a protection mechanism that is intended to protect the server. | CWE-863: Incorrect Authorization - The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

> GITHUB SECURITY ADVISORY

GHSA-4vg5-rp28-gvjf HIGH

Open WebUI has Improper Authorization Control

AFFECTED PACKAGES:
PIP / open-webui
<= 0.1.123
Fixed in: 0.1.124

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Open WebUI: Open WebUI Improper Authorization Control

AFFECTED PACKAGES:
Unknown / Unknown
22 versions affected
ALIASES:
GHSA-4vg5-rp28-gvjf, PYSEC-2026-2703

> HISTORIQUE DES MODIFICATIONS

Première apparition
15/05/2026 22:16
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:59
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-602: Client-Side Enforcement of Server-Side Security - The product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server. | CWE-863: Inc...
Nouvelle valeur:
CWE-602: Client-Side Enforcement of Server-Side Security - The product includes a server that relies on the client to implement a protection mechanism that is intended to protect the server. | CWE-863...
📊 ENRICHISSEMENT 01/06/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-602: Client-Side Enforcement of Server-Side Security - The product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server. | CWE-863: Inc...
Total des modifications: 2 Dernière mise à jour: 6 days ago

> REFERENCES

https://github.com/open-webui/open-webui/security/advisories/GHSA-4vg5-rp28-gvjf
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