CVE

CVE-2026-7273

Zyxel GS1900 Series Switches Stack-Based Buffer Overflow Vulnerability

Zyxel · GS1900 Series Switches

Date added (CISA)

2026-09-21

Remediation due

2026-09-24

Known ransomware use

Not indicated

Remediation priority

P2 — past CISA due date

ATT&CK mapping

No ATT&CK mapping yet

The CTID Mappings Explorer hasn't published an exploitation/impact technique mapping for this CVE yet.