Secure Cyber Vulnerability Management

29/01/2026
Zero-Day Initiative

ZDI-26-046: Cisco Snort _bnfa_search_csparse_nfa Use-After-Free Remote Code Execution Vulnerability

by Deepanshu Jha
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco Snort. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 9.8. The following CVEs are assigned: CVE-2026-20026.

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