CVE-2025-22937: Adtran 411 Firmware

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue in Adtran 411 ONT vL80.00.0011.M2 allows attackers to escalate privileges via unspecified vectors.

Affected products

• Adtran 411 Firmware: version l80.00.0011.m2 only

Published 2025-03-31. Last modified 2026-06-17.