thehackernews.com·Apr 21, 2026
CISA has added eight new vulnerabilities to its Known Exploited Vulnerabilities catalog, including three affecting Cisco Catalyst SD-WAN Manager, highlighting active exploitation, with one notable flaw being an 8.2 CVSS score improper authentication vulnerability in PaperCut (CVE-2023-27351).
The key learning here is the immediate importance of addressing vulnerabilities in Cisco Catalyst SD-WAN Manager, as CISA has identified them as actively exploited. For a cybersecurity professional, this underscores the need to prioritize patch management and incident response plans for these specific vulnerabilities to mitigate potential breaches.