medium6.5
CVE-2026-109294
Open WebUI from 0.6.42 before 0.11.4 contains an uncontrolled resource consumption vulnerability that allows authenticated users to exhaust server memory by su…
Impact
Open WebUI from 0.6.42 before 0.11.4 contains an uncontrolled resource consumption vulnerability that allows authenticated users to exhaust server memory by supplying compressed remote image URLs in chat messages. Attackers can point the image field at a host returning gzip-encoded responses, which get_image_base64_from_url decompresses unbounded, causing denial of service for all users.
Affected products
| Product | Affected versions |
|---|---|
| Open WebUI From 0.6.42 | before 0.11.4 |
Versions were read from the advisory text. No structured product data has been published for this record yet.