CVE-2026-86520 Bransys ELD - Hardcoded Credentials

Bransys ELD contains hardcoded MQTT credentials, letting attackers read real-time data from active devices connected to the affected MQTT broker, exploit requires access to the MQTT broker.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.41% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Hardcoded Credentials
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
18 September 2026
Updated
15 October 2026
Weakness
CWE-798

Vendor fix

Update to the latest version that removes hardcoded MQTT credentials or reconfigure to use unique credentials.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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