BentoML’s Bug Blunder: Update Now or Risk Remote Code Mayhem!
BentoML users, brace yourselves! An old vulnerability has returned to haunt versions 1.3.8 to 1.4.2, allowing remote code execution without breaking a sweat! Discovered by Checkmarx Zero, this flaw in the deserialize_value() function can be exploited by sending malicious data. Update to version 1.4.3 to prevent your AI service from being the life of a hacker’s party.

Hot Take:
Oh, BentoML, it seems you’ve been caught with your deserialization pants down! Proving once again that history repeats itself—especially when it comes to cybersecurity—BentoML has managed to resurrect a ghost from its own past. It’s like they found a skeleton in their closet and decided to give it a comfy chair and a cup of tea. Time to update those servers before your AI services start taking orders from the dark side!
Key Points:
- BentoML’s critical vulnerability (CVE-2025-27520) allows unauthenticated remote code execution.
- Flaw discovered by Checkmarx Zero, affecting versions 1.3.8 to 1.4.2.
- Issue revolves around the deserialize_value() function in the serde.py file.
- Vulnerability is a repeat offense, similar to a previously fixed CVE-2024-2912.
- Upgrade to BentoML version 1.4.3 or use a Web Application Firewall as a workaround.