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.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Versa | Concerto | >= 12.1.2, <= 12.2.0 |
References
- https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rceExploit, Mitigation, Third Party Advisory
- https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rceExploit, Mitigation, Third Party Advisory
- https://security-portal.versa-networks.com/emailbulletins/6830f94328defa375486ff2eVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-34026US Government Resource
Timeline
- Published
- May 21, 2025
- Last modified
- Jun 17, 2026
- Added to CISA KEV
- Jan 22, 2026
- NVD status
- Analyzed