CVE-2026-0866 | Cisco ClamAV ZIP Decompression protection mechanism (ID 976247)

A vulnerability classified as critical was found in Cisco ClamAV. The affected element is an unknown function of the component ZIP Decompression Handler. Such manipulation leads to protection mechanism failure.

This vulnerability is listed as CVE-2026-0866. The attack may be performed from remote. In addition, an exploit is available.