CTI · corroborated · 2026-08-12

Zoom Zero-Click ‘Zoomsday’ Flaw Lets Meeting Participants Execute Code on Other Users’ Devices

Full story & timeline

MITRE ATT&CK

• T1203 Exploitation for Client Execution Execution

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://gbhackers.com/zoom-zero-click-zoomsday-flaw/
• https://cyberpress.org/zoom-zero-click-flaw/