CVE-2026-2491

| EUVD-2026-12107 MEDIUM
2026-03-13 zdi
6.3
CVSS 3.0
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CVSS Vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 13, 2026 - 21:01 vuln.today
EUVD ID Assigned
Mar 13, 2026 - 21:01 euvd
EUVD-2026-12107
CVE Published
Mar 13, 2026 - 20:43 nvd
MEDIUM 6.3

Description

Socomec DIRIS A-40 HTTP API Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Socomec DIRIS A-40 power monitoring devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the web API implementation, which listens on TCP port 80 by default. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-23993.

Analysis

Socomec DIRIS A-40 power monitoring devices contain an authentication bypass vulnerability in their HTTP API that allows network-adjacent attackers to gain unauthorized access without credentials. The vulnerability affects all versions of the DIRIS A-40 product due to lack of authentication enforcement on the web API listening on TCP port 80, enabling attackers to read sensitive data, modify configurations, and potentially disrupt power monitoring operations. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Audit authentication configurations.

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Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: 0

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CVE-2026-2491 vulnerability details – vuln.today

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