CISA Puts PolyShell and Node2Shell on Its Must-Patch List
CISA added Adobe Commerce's PolyShell and the Brotli Node2Shell bug to its exploited-vulnerabilities list, due Nov. 10, as ELLIO logged the first Node2Shell exploit traffic.
The Roundup
Security news from around the web with our take: what happened, what it means for you, and what defenders should do. We link every original story.
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Node2Shell: Crafted Brotli Data Runs Code on a Stock Node.js Build
Imperva ran attacker code on an official Node.js 24.22.0 image by feeding it crafted Brotli data, through fetch() responses or Express 5 body parsers. Patch Node.js and rebuild images.
CriticalCVE-2026-0257CVE-2023-27532 5 Hunt LeadsIOCsRemote AttackerQilinINC RansomQilinINC RansomThe Hacker News
Qilin and INC Ransomware Slip Past MFA Through Unpatched PAN-OS
Unit 42 says the Qilin and INC ransomware groups are using CVE-2026-0257, a GlobalProtect authentication bypass patched in May, to open VPN sessions without MFA and then move on to vCenter, ESXi and Veeam.