GCD AI RADAR
incidents/AIR-2026-0650

CVE-2026-44571: Open WebUI Improper Authorization in Standard Channels

Attack on AI2 Disclosed vulnerabilityInfrastructure vulnerability

An authorization bypass in Open WebUI standard channels allows users with read-only permissions to update messages they do not own. This can lead to unauthorized modification of channel message contents.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
owasp llm top 10
mitre atlas
no technique for these categories
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
2 · Disclosed vulnerability
CVE or vendor advisory, patched or patchable, no confirmed exploitation.
targets
Framework / tooling
products
Open WebUI
incident date
11 May 2026
first reported
11 May 2026
origin
GitHub Advisory Database
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
CVE-2026-44571 · authorization-bypass · open-webui
record
created 2026-10-18 07:00Z · updated 2026-10-18 10:04Z · json

Sources · 2

  1. 2026-05-11
    CVE-2026-44571: Open WebUI's Improper Authorization in Standard Channels Allows Message Updates with Read Permission
    GitHub Advisory Database · github.com/advisories/GHSA-jgj3-r8hr-9pjw
  2. 2026-05-15
    CVE-2026-44571: Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-44571

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