Description
A vulnerability exists in REB500 for an authenticated user with Installer role to access and alter the contents of directories that the role is not authorized to do so.
Scores
CVSS v3
8.1
EPSS
0.0001
EPSS Percentile
2.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-267
Status
published
Products (2)
Hitachi Energy/Relion REB500
8.0.0.0 - 8.3.3.0
hitachienergy/reb500_firmware
< 8.3.3.1
Published
Feb 24, 2026
Tracked Since
Feb 24, 2026