Cisco Confirms Active Exploitation of Two Catalyst SD
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-20079 | Authentication bypass to root access in Cisco Secure Firewall Management Center | 10.0 | 88% | KEVPoC ×2 | KEV |
| CVE-2026-20122 | Arbitrary File Overwrite via Privileged APIs in Cisco Catalyst SD-WAN Manager | 5.4 | 26% | KEV | KEV |
CVE-2026-20133+3 related CVEs | Actively Exploited Information Disclosure in Cisco Catalyst SD-WAN Manager | 7.5 group max | 31% | KEV | KEV |
| CVE-2026-20127 | Authentication Bypass in Cisco Catalyst SD-WAN Controller, Manager, Validator | 10.0 | 89% | KEV | KEV |
| CVE-2026-20131 | Unauthenticated Java Deserialization RCE in Cisco FMC and SCC | 10.0 | 43% | KEVRansomwarePoC | KEV |
From the original article
3 min read at thehackernews.com
Ravie Lakshmanan Mar 05, 2026 Vulnerability / Enterprise Security Cisco has disclosed that two more vulnerabilities affecting Catalyst SD-WAN Manager (formerly SD-WAN vManage) have come under active exploitation in the wild. CVE-2026-20122 (CVSS score: 7. 1) - An arbitrary file overwrite vulnerability that could allow an authenticated, remote attacker to overwrite arbitrary files on the local file system.
By @TheHackersNews · thehackernews.com
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