Medium (6.8). EPSS 0.6% chance of exploitation in the next 30 days.
A vulnerability exists in the stb-language file handling that affects the RTU500 series product versions listed below. A malicious actor could enforce diagnostic texts being displayed as empty strings, if an authorized user uploads a specially crafted stb-language file.
Severity
CVSS 3.1
6.8 medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)