GoKawiilResearcher finds 23 security flaws, including RCE, in Prusa MK4S firmware
Freelance engineer Yannick Dixken spent a week probing his Prusa MK4S 3D printer and uncovered 14 findings comprising roughly 23 individual defects, including a remote code execution vulnerability in the Prusa Connect management platform rated 8.1 (High Severity). He demonstrated the exploit by Rickrolling the printer via RCE, and disclosed all issues to Prusa, which has patched them in Buddy firmware versions above 7.0.0.