Cyber Security News for September 22 2026 - Daily DefSec Brief
1. A thousand switches gave up the network map — CVE-2026-7273 — Fixed: 2.90(ABTQ.2)C0 on the 48HPv2 — each model has its own 2.90 build ending .2)C0 — federal due 2026-09-24 — Do: Upgrade the GS1900s and change their passwords — https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-stack-based-buffer-overflow-vulnerability-in-gs1900-series-switches-06-16-2026
2. One admin click plants PHP on WordPress — CVE-2026-93485 — Fixed: 7.1.1 — Do: Automate WordPress updates, alert on failures —…
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