CVE-2026-2491
Socomec DIRIS A-40 HTTP API Authentication Bypass Vulnerability
CVSS Score
6.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-306 |
| Vendor | socomec |
| Product | diris a-40 |
| Published | Mar 13, 2026 |
| Last Updated | Mar 16, 2026 |
Stay Ahead of the Next One
Get instant alerts for socomec diris a-40
Be the first to know when new medium vulnerabilities affecting socomec diris a-40 are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L Affected Versions
Socomec / DIRIS A-40
1.8.1