CYBERHAWK / CVE / CVE-2026-20188
CVE-2026-20188
Cisco Crosswork/NSO
HIGH
CVSS 7.5
oss
The flaw
Inadequate rate limiting on network connections allows denial of service attacks.
What to do
Apply Cisco security patch
References
In the news
- New Cisco DoS flaw requires manual reboot to revive devicesBleepingComputer · 2026-05-06
- Cisco Patches High-Severity Vulnerabilities in Enterprise ProductsSecurityWeek · 2026-05-07
- Cisco Releases Fix for DoS Flaw That Requires Manual Reboot to RecoverSecurity Boulevard · 2026-05-07