CVE-2023-5769

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-14 · updated 2026-06-17
Weakness: CWE-79

Description

A vulnerability exists in the webserver that affects the RTU500 series product versions listed below. A malicious actor could perform cross-site scripting on the webserver due to user input being improperly sanitized.

Affected products

Hitachienergy Rtu520 Firmware: from 12.0.1 through 12.0.14; from 12.2.1 through 12.2.11; from 12.4.1 through 12.4.11; from 12.6.1 through 12.6.9; from 12.7.1 through 12.7.6; from 13.2.1 through 13.2.6
Hitachienergy Rtu530 Firmware: from 12.0.1 through 12.0.14; from 12.2.1 through 12.2.11; from 12.4.1 through 12.4.11; from 12.6.1 through 12.6.9; from 12.7.1 through 12.7.6; from 13.2.1 through 13.2.6
Hitachienergy Rtu540 Firmware: from 12.0.1 through 12.0.14; from 12.2.1 through 12.2.11; from 12.4.1 through 12.4.11; from 12.6.1 through 12.6.9; from 12.7.1 through 12.7.6; from 13.2.1 through 13.2.6
Hitachienergy Rtu560 Firmware: from 12.0.1 through 12.0.14; from 12.2.1 through 12.2.11; from 12.4.1 through 12.4.11; from 12.6.1 through 12.6.9; from 12.7.1 through 12.7.6; from 13.2.1 through 13.2.6

References

Get alerted when CVE-2023-5769 or the next vulnerability affects your stack