Lucene search
+L

Open WebUI < 0.9.5 - Information Disclosure

🗓️ 03 Nov 2026 02:03:57Reported by ProjectDiscoveryType 
nuclei
 nuclei
🔗 github.com👁 52 Views

Open WebUI below 0.9.5 discloses RAG configuration via unauthenticated GET /api/v1/retrieval/.

Related
Refs
Code
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-45397
15 May 202620:34
–attackerkb
bdu_fstec
BDU FSTEC
Open WebUI get_status() Bypass Access
25 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-45397
10 May 202619:35
–circl
cnnvd
CNNVD
Open WebUI Access Control Vulnerability
15 May 202600:00
–cnnvd
cve
CVE
CVE-2026-45397
15 May 202620:34
–cve
cvelist
Cvelist
CVE-2026-45397 Open WebUI: Unauthenticated RAG Configuration Disclosure
15 May 202620:34
–cvelist
euvd
EUVD
EUVD-2026-30629
15 May 202620:34
–euvd
github
Github Security Blog
Open WebUI Vulnerable to Unauthenticated RAG Configuration Disclosure
14 May 202620:26
–github
kittysploit
KittySploit
Open WebUI < 0.9.5 - Information Disclosure Detection
28 Jul 202611:27
–kittysploit
mend
Mend
CVE-2026-45397
15 May 202620:34
–mend
Rows per page
id: CVE-2026-45397

info:
  name: Open WebUI < 0.9.5 - Information Disclosure
  author: 0x_Akoko
  severity: medium
  description: |
    Open WebUI < 0.9.5 contains an information disclosure vulnerability caused by unauthenticated access to GET /api/v1/retrieval/ endpoint, letting remote attackers retrieve live RAG pipeline configuration without authorization, exploit requires no authentication.
  impact: |
    Remote attackers can access sensitive configuration data without authentication, potentially aiding further attacks.
  remediation: |
    Update to version 0.9.5 or later.
  reference:
    - https://github.com/open-webui/open-webui/security/advisories/GHSA-65pg-qhhw-mxwg
    - https://github.com/open-webui/open-webui
    - https://nvd.nist.gov/vuln/detail/CVE-2026-45397
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cwe-id: CWE-862
    cve-id: CVE-2026-45397
    epss-score: 0.0075
    epss-percentile: 0.54959
  metadata:
    verified: true
    max-request: 1
    vendor: openwebui
    product: open-webui
    shodan-query: title:"Open WebUI"
    fofa-query: title="Open WebUI"
  tags: cve,cve2026,open-webui,exposure,misconfig

http:
  - method: GET
    path:
      - "{{BaseURL}}/api/v1/retrieval/"

    matchers:
      - type: dsl
        dsl:
          - 'contains_all(body, "CHUNK_SIZE", "RAG_EMBEDDING_MODEL", "RAG_TEMPLATE")'
          - 'contains(content_type, "application/json")'
          - 'status_code == 200'
        condition: and
# digest: 4b0a004830460221008b1124216a15ba6435b6dc940347e0ac7d8ced9b2ad22533cf9ca268ce7eee24022100e2d7d499b020ce73f38978287b9186e9af7de0f86f2f534bb2a9ccacc9dca6c9:922c64590222798bb761d5b6d8e72950

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

01 Jun 2026 01:19Current
6Medium risk
Vulners AI Score6
CVSS 3.15.3
EPSS0.0075
SSVC
52