CVE-2025-11925: Azure-Access Blu-IC2 Firmware

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Incorrect Content-Type header in one of the APIs (`text/html` instead of `application/json`) replies may potentially allow injection of HTML/JavaScript into reply.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5.

Affected products

• Azure-Access Blu-IC2 Firmware: before 1.20 (fixed in 1.20)
• Azure-Access Blu-IC4 Firmware: before 1.20 (fixed in 1.20)

Published 2025-10-17. Last modified 2026-06-17.