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October 16, 2026

October 15-16, 2026

October 15-16, 2026

Administrivia

Hi all, just a quick note to say I’m on vacation for the next few days. I’m in the mountains relaxing, so the newsletter will be a bit slow.


PwnEscape: Guest-to-Host KVM Escape (CVE-2026-99999) | PWN.AI Security Research

How a $1 million sandbox challenge led pwn to a Linux CHECKSUM_PARTIAL trust-boundary bug: a post-validation IPv4 header mutation, a 32-byte host-memory disclosure, and an owned-host VM escape.


GitHub - radareorg/r2xsql · GitHub

Contribute to radareorg/r2xsql development by creating an account on GitHub.


https://blog.xpnsec.com/


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