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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rce	Exploit Mitigation Third Party Advisory
https://projectdiscovery.io/blog/versa-concerto-authentication-bypass-rce	Exploit Mitigation Third Party Advisory
https://security-portal.versa-networks.com/emailbulletins/6830f94328defa375486ff2e	Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-34026	US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:versa-networks:concerto::::::::
	cpe:2.3:a:versa-networks:concerto:12.1.2:-::::::
	cpe:2.3:a:versa-networks:concerto:12.2.0:::::::*

History

No history.

Information

Published : 2025-05-21 22:15

Updated : 2026-01-23 18:39

NVD link : CVE-2025-34026

Mitre link : CVE-2025-34026

CVE.ORG link : CVE-2025-34026

JSON object : View

Products Affected

versa-networks

concerto

CWE

CWE-288

Authentication Bypass Using an Alternate Path or Channel

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