Can't draw on attached images

Where does the bug appear (feature/product)?

Cursor IDE

Describe the Bug

Can’t draw on attached images

Steps to Reproduce

Insert an image into the prompt in Chat. Click on it. Try drawing something (hold down the LMB and drag it across the image).

Expected Behavior

Holding down LMB+moving works as a board’s marker.

Operating System

Windows 10/11

Version Information

Version: 3.15.1 (system setup)
VS Code Extension API: 1.128.0
Commit: 41c5e281845de0ce890a8053a3874064bfbdb8b0
Date: 2026-08-04T06:41:23.990Z
Layout: IDE
Build Type: Stable
Release Track: Nightly
Electron: 40.10.3
Chromium: 144.0.7559.236
Node.js: 24.15.0
V8: 14.4.258.32-electron.0
xterm.js: 6.1.0-beta.291
OS: Windows_NT x64 10.0.22631

Does this stop you from using Cursor

No - Cursor works, but with this issue

Hi @Artemonim Thank you for the post! I reproduced and let the respective team know. Thank you for surfacing this!