Versa Concerto Improper Authentication Vulnerability (CVE-2025-34026)
Severity: high · Patch status: unknown · Since 2026-01-22 · CVE-2025-34026
Versa Concerto SD-WAN orchestration platform contains an improper authentication vulnerability in the Traefik reverse proxy configuration, allowing at attacker to access administrative endpoints. The internal Actuator endpoint can be leveraged for access to heap dumps and trace logs. CISA added CVE-2025-34026 to its Known Exploited Vulnerabilities catalog on Jan 22, 2026, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Feb 12, 2026 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
