https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2025-22941.htmlhttps://patchthecve.com/cve/CVE-2025-22941.htmlWed, 17 Jun 2026 08:51:07 +0000CRITICAL 9.8: A command injection vulnerability in the web interface of Adtran 411 ONT L80.00.0011.M2 allows attackers to escalate privileges to root and execute arbitrary commands.https://patchthecve.com/cve/CVE-2025-22940.htmlhttps://patchthecve.com/cve/CVE-2025-22940.htmlWed, 17 Jun 2026 08:51:07 +0000CRITICAL 9.1: Incorrect access control in Adtran 411 ONT L80.00.0011.M2 allows unauthorized attackers to arbitrarily set the admin password.https://patchthecve.com/cve/CVE-2025-22939.htmlhttps://patchthecve.com/cve/CVE-2025-22939.htmlWed, 17 Jun 2026 08:51:06 +0000CRITICAL 9.8: A command injection vulnerability in the telnet service of Adtran 411 ONT L80.00.0011.M2 allows attackers to escalate privileges to root and execute arbitrary commands.https://patchthecve.com/cve/CVE-2025-22938.htmlhttps://patchthecve.com/cve/CVE-2025-22938.htmlWed, 17 Jun 2026 08:51:06 +0000CRITICAL 9.8: Adtran 411 ONT L80.00.0011.M2 was discovered to contain weak default passwords.https://patchthecve.com/cve/CVE-2025-22937.htmlhttps://patchthecve.com/cve/CVE-2025-22937.htmlWed, 17 Jun 2026 08:51:05 +0000CRITICAL 9.8: An issue in Adtran 411 ONT vL80.00.0011.M2 allows attackers to escalate privileges via unspecified vectors.