THREAT OPS › Threat News › [NVD] CVE-2026-20057 (MEDIUM 5.8) — Multiple Cisco products are affected by a vulnerability in the Snort 3 Visual Basic for Applications (VBA) feature which could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash.
This vulnerability is due to lack of proper erro
[NVD] CVE-2026-20057 (MEDIUM 5.8) — Multiple Cisco products are affected by a vulnerability in the Snort 3 Visual Basic for Applications (VBA) feature which could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash. This vulnerability is due to lack of proper erro
CVE-2026-20057 CVSS: 5.8 MEDIUM Published: 2026-03-04T18:16:20.320
Multiple Cisco products are affected by a vulnerability in the Snort 3 Visual Basic for Applications (VBA) feature which could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash. This vulnerability is due to lack of proper error checking when decompressing VBA data. An attacker
MITRE ATT&CK techniques
- Visual BasicT1059.005
Indicators of compromise
- CVE-2026-20057cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-20057