Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Versa-Networks | Concerto | >= 11.4.0, < 12.1.2 |
Related Weaknesses (CWE)
References
- https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rceExploitMitigationThird Party Advisory
- https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rceExploitMitigationThird Party Advisory
- https://security-portal.versa-networks.com/emailbulletins/6830f94328defa375486ffVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-US Government Resource
FAQ
What is CVE-2025-34026?
CVE-2025-34026 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 inte...
How severe is CVE-2025-34026?
CVE-2025-34026 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-34026?
Check the references section above for vendor advisories and patch information. Affected products include: Versa-Networks Concerto.