CVE-2025-34026 - CVE House
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Status published Critical CVE-2025-34026

Versa Concerto Actuator Authentication Bypass Information Leak

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • ProjectDiscovery
  • Harsh Jaiswal
  • Rahul Maini
  • Parth Malhotra

Affected Vendor

Affected Software

Concerto
Vulnerable Versions:
12.1.2

Timeline

Official Publish: May 21st, 2025
Last Modified: January 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)