PYSEC-2026-2257

Pillow is a Python imaging library. Prior to 12.3.0, WindowsViewer.getcommand constructed a cmd.exe shell command by directly embedding a file path into an f-string without escaping and passed the result to subprocess.Popen..., shell=True, allowing shell metacharacters in the file path to inject...

PT-2026-55966

Name of the Vulnerable Software and Affected Versions Pillow versions prior to 12.3.0 Description The WindowsViewer.get command function constructs a cmd.exe shell command by embedding a file path into an f-string without proper escaping. This result is then passed to subprocess.Popen...,...