CVE records

Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Free accounts get a daily email of the CVEs that match up to 3 of their products on My program; subscribers get each one the moment it is published. Where the data comes from: sources.

Updated under an hour ago (Oct 30, 2026, 5:30 AM ET)

What this means for you

This week: 3,335 CVEs published, 225 critical, and 2 newly confirmed exploited. Add your stack to see whether any of them hit you.

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Start free and add your stackFree account, 3 products This week's critical CVEs Exploited in the last 30 days

Published in the last 7 days: 3,335; Show in the list
Critical, last 7 days: 225; Show in the list
Healthcare-tagged, last 7 days: 3; Show in the list
Known exploited (CISA KEV): 1,764; Show in the list

Showing CVEs that name the product hitachi_energy:rtu500_series_cmu_firmware. Show all products

7 CVEs

Showing 1 to 7.

CVE	Severity	Title	Published
CVE-2026-8067	Medium 6.5	An improper authorization vulnerability in the end-of-life versions of RTU500’s web application allows an authenticated user to trigger the RTU500 to reboot through the reset endpoint. Assigned by Hitachi Energy	Sep 29, 2026
CVE-2026-8066	Critical 9.1	A directory traversal vulnerability in the file upload functionality of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to write or overwrite arbitrary files on the devi… Assigned by Hitachi Energy	Sep 29, 2026
CVE-2026-8065	Critical 9.1	An authentication bypass vulnerability in the firmware update endpoint of Hitachi Energy RTU500 end-of-life versions allows an unauthenticated attacker to upload arbitrary firmware through a crafted… Assigned by Hitachi Energy	Sep 29, 2026
CVE-2026-17539	Medium 5.9	RTU500 has a vulnerability, where high-load scenarios, such as sending GI requests at short intervals, may cause a NULL pointer dereference in the last entry of the enhanced message queue. Assigned by Hitachi Energy	Sep 3, 2026
CVE-2026-8479	Medium 6.9	IEC 60870-5-104 used in bidirectional mode in RTU500 is vulnerable for a NULL pointer dereferencing, if a specially crafted sequence of messages is sent for a certain time, causing Denial of Service… Assigned by Hitachi Energy	May 26, 2026
CVE-2026-1773	High 8.7	IEC 60870-5-104 used in RTU500: Potential Denial of Service impact on reception of invalid U-format frame. Assigned by Hitachi Energy	Feb 24, 2026
CVE-2026-1772	Medium 5.3	RTU500 web interface: An unprivileged user can read user management information. Assigned by Hitachi Energy	Feb 24, 2026

CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.