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JupyterLab: Image viewer allows XSS when opening malicious image in new browser tab

🗓️ 22 Jul 2026 23:14:44Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 5 Views

JupyterLab's image viewer allows for cross-site scripting (XSS) when a specially-crafted image file is opened through the image viewer and then opened in a new tab. This XSS issue can be used to cause remote code execution (RCE) on the JupyterLab ...

Detection
Refs
Vulners
Node
OR
jupyterlabjupyterlabRange≤4.5.9pip
jupyterlabjupyterlabRange4.6.0–4.6.1pip

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22 Jul 2026 23:14Current
6.1Medium risk
Vulners AI Score6.1
CWE-79
5