CVE-2023-2264: Selinc Sel-411l Firmware

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

An improper input validation vulnerability in the Schweitzer Engineering Laboratories SEL-411L could allow a malicious actor to manipulate authorized users to click on a link that could allow undesired behavior. See product Instruction Manual Appendix A dated 20230830 for more details.

Affected products

• Selinc Sel-411l Firmware: from r118-v0, before r118-v4 (fixed in r118-v4); from r119-v0, before r119-v5 (fixed in r119-v5); from r120-v0, before r120-v6 (fixed in r120-v6); from r121-v0, before r121-v3 (fixed in r121-v3); from r122-v0, before r122-v3 (fixed in r122-v3); from r123-v0, before r123-v3 (fixed in r123-v3); …

Published 2023-11-30. Last modified 2026-06-17.