CVE-2025-15620

HiOS Switch Platform versions 09.1.00 through 09.4.04 and 10.0.00 through 10.3.00 contain a denial-of-service vulnerability in the web interface that allows remote attackers to reboot the affected device by sending a malicious HTTP GET request to a specific endpoint. Attackers can trigger an uncontrolled reboot condition through crafted HTTP requests to cause service disruption and unavailability of the switch.

CVSS 4.0

9.2CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

CVSS 3.1

8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS

0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-29)

CWE

CWE-306

Published

2026-04-02

Modified

2026-10-29

Record from

the NVD, synced 2026-10-29

Affected

• belden:hios_switch

References

• https://assets.belden.com/m/702a656e81736b04/original/PSIRT-2_Web_Interface_HiOS.pdf
• https://www.vulncheck.com/advisories/hios-switch-platform-denial-of-service-via-web-interface

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