THE DAILY CYBER.
Tuesday, August 11, 2026 · Cyber news, in panels.
Cisco warned that ClamAV CVE-2026-20337 and CVE-2026-20338 can let crafted ZIP archives crash scanning, causing DoS on affected endpoints. Update to ClamAV 1.5.4 and push endpoint patches before public PoCs turn into outages.

ClamAV ZIP Parser Bugs Put Scanners at Risk

Cisco warned that ClamAV CVE-2026-20337 and CVE-2026-20338 can let crafted ZIP archives crash scanning, causing DoS on affected endpoints. Update to ClamAV 1.5.4 and push endpoint patches before public PoCs turn into outages.

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