Help Net Security·Jun 16, 2026 highCisco discloses second exploited SD-WAN vulnerability in two weeks (CVE-2026-20262)#cve-2026-20128#cve-2026-20133#cve-2026-20182 in the wild 4 min
CyberScoop·May 15, 2026 criticalCisco zero-day under ongoing attack by persistent threat group#cve-2026-20122#cve-2026-20127#cve-2026-20128 in the wild 5 min
The Hacker News·May 15, 2026 criticalCISA Adds Cisco SD-WAN CVE-2026#advisory#cve-2026-20122#cve-2026-20127 in the wild 3 min
Cisco Talos·May 14, 2026 highOngoing exploitation of Cisco Catalyst SD#cve-2026-20122#cve-2026-20127#cve-2026-20128 in the wild 12 min1
Help Net Security·Apr 26, 2026 highWeek in review: Claude Mythos finds 271 Firefox flaws, Vercel breach#cve-2026-20133#cve-2026-21876#cve-2026-28950 in the wild 15 min
Security Affairs·Apr 21, 2026 criticalU.S. CISA adds Cisco Catalyst, Kentico Xperience, PaperCut NG/MF, Synacor ZCS, Quest KACE SMA, and JetBrains TeamCity flaws to its Known Exploited Vulnerabilities catalog#cve-2023-27351#cve-2024-27199#cve-2025-2749 in the wild 3 min
Help Net Security·Apr 21, 2026 criticalCISA flags another Cisco Catalyst SD-WAN Manager bug as exploited (CVE-2026-20133)#cve-2023-27351#cve-2024-27199#cve-2026-20122 in the wild1
The Hacker News·Mar 9, 2026 criticalCisco Confirms Active Exploitation of Two Catalyst SD#cve-2026-20122#cve-2026-20128#cve-2026-20126 in the wild 3 min1