The React2Shell deserialization exploit

In this week’s show Patrick Gray and Adam Boileau discuss the week’s cybersecurity news, including:

• There’s a CVSS 10/10 remote code exec in the React javascript server. JS server? U wot mate?
• China is out popping shells with it
• Linux adds support for PCIe bus encryption
• Amnesty International says Intellexa can just TeamViewer into its customers’ surveillance systems
• …and a Belgian murder suspect complains that GrapheneOS’s duress wipe feature failed him?

This week’s episode is sponsored by Kroll Cyber. Simon Onyons is Managing Director at Kroll’s Cyber and Data Resilience arm, and he discusses a problem near to many of our hearts. Just how do you explain cyber risk to the board?

This episode is also available on Youtube.

Show notes

• Risky Bulletin: APTs go after the React2Shell vulnerability within hours - Risky Business Media
• Guillermo Rauch on X: "React2Shell" / X
• React2Shell-CVE-2025-55182-original-poc/README.md at main · lachlan2k/React2Shell-CVE-2025-55182-original-poc · GitHub
• Hydrogen: Shopify’s headless commerce framework
• Researchers track dozens of organizations affected by React2Shell compromises tied to China’s MSS | The Record from Recorded Future News
• Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
• Three hacking groups, two vulnerabilities and all eyes on China | The Record from Recorded Future News
• Risky Bulletin: Linux adds PCIe encryption to help secure cloud servers
• Sean Plankey nomination to lead CISA appears to be over after Thursday vote | CyberScoop
• 🕳 on X: "This guy is complaining that GrapheneOS “failed him”. Showing a Belgian 🇧🇪 police request for an interrogation regarding premeditated murder (as a suspect)." / X
• Sanctioned spyware maker Intellexa had direct access to government espionage victims, researchers say | TechCrunch
• To Catch a Predator: Leak exposes the internal operations of Intellexa’s mercenary spyware - Amnesty International Security Lab
• Is ransomware finally on the decline? Treasury data offers cautious hope | CyberScoop
• UK cyber agency warns LLMs will always be vulnerable to prompt injection | CyberScoop
• In comedy of errors, men accused of wiping gov databases turned to an AI tool - Ars Technica