Zyxel Nebula NR5101 Firmware vulnerabilities

6 CVEs affecting Zyxel Nebula NR5101 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-1460, published 2026-04-28.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2026-1460, published 2026-04-28. High severity, CVSS 7.2. EPSS: 1.2% chance of exploitation in the next 30 days. A post-authentication command injection vulnerability in the “DomainName” parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could…
CVE-2022-43390, published 2023-01-11. High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days. A command injection vulnerability in the CGI program of Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to execute some OS commands on a vulnerable device…
CVE-2022-43391, published 2023-01-11. Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days. A buffer overflow vulnerability in the parameter of the CGI program in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to cause denial-of-service (DoS)…
CVE-2022-43392, published 2023-01-11. Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days. A buffer overflow vulnerability in the parameter of web server in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an authenticated attacker to cause denial-of-service (DoS)…
CVE-2024-8748, published 2024-12-03. High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days. A buffer overflow vulnerability in the packet parser of the third-party library "libclinkc" in Zyxel VMG8825-T50K firmware versions through V5.50(ABOM.8.4)C0 could allow an attacker to cause a…
CVE-2024-0816, published 2024-05-21. Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days. The buffer overflow vulnerability in the DX3300-T1 firmware version V5.50(ABVY.4)C0 could allow an authenticated local attacker to cause denial of service (DoS) conditions by executing the CLI…