CVE risk briefs

External Risk Intelligence

Halo Threats explains internet-exposed vulnerabilities from an attacker's perspective, showing what is exploitable, exposed, targeted, and urgent.

Latest intelligence

High-priority threats

Reading about external threats has never been more fun.

External risk briefKnown Exploit

CVE-2026-20122

Cisco Catalyst SD-WAN Manager could allow authenticated attackers to gain elevated system access.

Cisco Catalyst SD-WAN Manager could allow external attackers with compromised read-only credentials to gain administrative privileges, potentially granting full control over the SD-WAN infrastructure. This flaw is being actively exploited, posing a critical risk to internet-exposed management consoles.

NVD published February 25, 2026 (3 months ago) • CISA KEV