CVE-2023-49259: Hongdian h8951-4g-Esp Firmware

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

The authentication cookies are generated using an algorithm based on the username, hardcoded secret and the up-time, and can be guessed in a reasonable time.

Affected products

• Hongdian h8951-4g-Esp Firmware: before 2310271149 (fixed in 2310271149)

Published 2024-01-12. Last modified 2026-06-17.