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Wire · technology

Cisco says software vulnerability could let hackers crash firewalls

12 August 2026 · By · Wire by Fusion42

Published

12 August 2026

Topic

technology

◆ Sectors

Cybersecurity

◆ Geography

United States

◆ Source

Read at tech.yahoo.com →

◆ Verified

Fusion42 · 12 August 2026 · Fusion42 review

Cisco has disclosed a software vulnerability in its firewall products that could allow hackers to crash these devices, potentially disrupting network security.

This Wire brief sits within Fusion42's coverage of Cybersecurity, and 2 sources have reported it.

◆ ◆ The Wire takeaway

Your network reliability now hinges on how quickly you patch Cisco firewalls. Delaying updates leaves your security perimeter open and unstable.

◆ Coverage

2 sources · 12 Aug 2026

◆ Related on Wire

◆ Topics

Cybersecurityciscofirewallcybersecuritysoftware-bugnetwork-security