Does SELinux even matter in 2026? Anyway, here's a Red Hat Enterprise Linux 0day I originally prepared for Pwn2Own Berlin 2026. Unfortunately, I didn't get an entry token for it :<

DEFCON Qual 1st place! See you in Vegas, guys 🍻

Another collision! Although successful on stage, @rewhiles of Viettel Cyber Security (@vcslab) targeting Anthropic Claude Code in the Coding Agent category used a bug that was previously known to the vendor. They still earn $20,000 and 2 Master of Pwn points. #Pwn2Own #P2OBerlin

Boom! @rewhiles of Viettel Cyber Security was able to exploit Anthropic Claude Code! If confirmed, they win $40,000 and 4 Master of Pwn points. They're off to the disclosure room to explain how they did it. #Pwn2Own #P2OBerlin

Last weekend we managed to win TRX CTF 2026! 🐈 It's always a great day to see v8 pwn and xsleaks in the lineup. Many thanks to @TheRomanXpl0it for organizing this wonderful event See you in Italy!

Last weekend, we cleared every challenge at b01lers CTF 2026 and placed #1 in KOTH 🔥 Shoutout to our teammates for the golf, and to @b01lers for hosting such a fun event :D On one of the KOTH challenges, we managed to get a ** b % c working in 14 different languages!

First win of the year!🔥We cleared every challenge at LA CTF 2026 last weekend. Big thanks to @pbrucla for hosting an amazing event, and congrats to @raptxsec for taking 2nd place🥈and @SquidProxyLover for securing 3rd🥉

Collision! @rewhiles of @vcslab targeted the Kenwood DNR1007XR, demonstrating one bug but encountering a collision, earning $2,500 USD and 1 Master of Pwn point. #Pwn2Own #P2OAuto

Collision! @rewhiles of @vcslab targeted the Alpine iLX-F511, hitting a one-vulnerability collision with a previous attempt and earning $2,500 USD and 1 Master of Pwn point. #Pwn2Own #P2OAuto

In our very first year, Infobahn placed 8th globally on CTFtime 2025 with 987 points 🔥 We've also hosted our first-ever Infobahn CTF, earning a perfect 25/25 weight HUGE thanks to our incredible team for their amazing skills, dedication, and sleepless nights!

An extremely detailed writeup for web/Teemo's Secret challenge from smileyCTF 2025! rewhile.github.io/posts/smil…