Cyber Security News for September 29 2026 - Daily DefSec Brief
1. Exploited Apple flaw fixed for older releases — CVE-2026-86950 — Fixed: 26.7.1 · 15.8.1 — Do: Update iPhones and Macs still on older releases — https://support.apple.com/en-us/149229
2. Featured Chrome ad blocker is spyware — Do: Remove Poper Blocker and allowlist Chrome extensions — https://www.darkreading.com/application-security/chrome-store-poper-blocker-spyware-downloaded-millions
3. A webpage can run code through OpenCode — Fixed: 1.18.22 — Do: Upgrade OpenCode on every developer machine — https://github.com/anomalyco/opencode/security/advisories/GHSA-632h-h47v-g4x4
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