CVE-2026-86520

HIGH 7.5

Use of Hard-coded Credentials in Bransys ELD

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

Bransys ELD is shipped with hardcoded MQTT credentials, which will grant read access to real-time data for every active device across a subset of carriers that were connected to the affected MQTT broker.

CWE	CWE-798
Vendor	bransys
Product	eld
Published	Sep 18, 2026
Last Updated	Sep 18, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Affected Versions

Bransys / ELD

0 < 11.00.00

Bransys / ELD

0 < 1.1.54

References

NVD ↗ CVE.org ↗ EPSS Data ↗

cisa.gov: https://www.cisa.gov/news-events/ics-advisories/icsa-26-260-01 github.com: https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-260-01.json

Credits

Jaime Lightfoot reported this vulnerability to CISA