CVE-2025-34026
Versa Concerto
Published 21 May 2025 · updated 17 Jun 2026 · Analyzed
Exploited in the wild
CISA added this to its Known Exploited Vulnerabilities catalog on 22 Jan 2026, with a remediation deadline of 12 Feb 2026 for US federal agencies.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Description
The Versa Concerto SD-WAN orchestration platform is vulnerable to an authentication bypass 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.This issue is known to affect Concerto from 12.1.2 through 12.2.0. Additional versions may be vulnerable.
References
- projectdiscovery.io/blog/versa-concerto-authentication-bypass-rce · Exploit, Mitigation, Third Party Advisory
- security-portal.versa-networks.com/emailbulletins/6830f94328defa375486ff2e · Vendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-34026 · US Government Resource