CVE-2025-34026
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.
- Score
- CVSS 4.0 9.2 Critical
- Status
- Analyzed - disclosure@vulncheck.com
- Published
- 2025-05-21
- Last modified
- 2026-01-23
- Known exploited (CISA KEV)
- since 2026-01-22, action due 2026-02-12: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- Weaknesses
- CWE-288
Affected products
References
- https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rce
- https://security-portal.versa-networks.com/emailbulletins/6830f94328defa375486ff2e
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-34026
