D-Link DNS-1100-4 Firmware vulnerabilities

42 CVEs affecting D-Link DNS-1100-4 Firmware, 2 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-5312, published 2026-04-01.

Highest priority

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

CVE-2024-3273: D-Link Multiple NAS Devices Command Injection Vulnerability, published 2024-04-04. Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2024-04-11. EPSS: 100% chance of exploitation in the next 30 days. ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, was found in D-Link DNS-320L, DNS-325, DNS-327L and DNS-340L up to 20240403. Affected is an unknown function of the…
CVE-2024-3272: D-Link Multiple NAS Devices Use of Hard-Coded Credentials Vulnerability, published 2024-04-04. Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2024-04-11. EPSS: 98% chance of exploitation in the next 30 days. ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as very critical, has been found in D-Link DNS-320L, DNS-325, DNS-327L and DNS-340L up to 20240403. This issue affects some…
CVE-2026-4197, published 2026-03-16. Critical severity, CVSS 9.8. EPSS: 24.5% chance of exploitation in the next 30 days. A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2024-8132, published 2024-08-24. Critical severity, CVSS 9.8. EPSS: 23.4% chance of exploitation in the next 30 days. A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2024-8129, published 2024-08-24. Critical severity, CVSS 9.8. EPSS: 22.9% chance of exploitation in the next 30 days. A vulnerability, which was classified as critical, was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326,…
CVE-2024-7828, published 2024-08-15. Critical severity, CVSS 9.8. EPSS: 16.2% chance of exploitation in the next 30 days. ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability classified as critical was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326,…
CVE-2024-8131, published 2024-08-24. Critical severity, CVSS 9.8. EPSS: 8.2% chance of exploitation in the next 30 days. A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2024-8128, published 2024-08-24. Critical severity, CVSS 9.8. EPSS: 8% chance of exploitation in the next 30 days. A vulnerability, which was classified as critical, has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326,…
CVE-2024-8134, published 2024-08-24. Critical severity, CVSS 9.8. EPSS: 7.9% chance of exploitation in the next 30 days. A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2024-8133, published 2024-08-24. Critical severity, CVSS 9.8. EPSS: 7.9% chance of exploitation in the next 30 days. A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…

Latest

CVE-2026-5312, published 2026-04-01. Medium severity, CVSS 5.3. EPSS: 0.9% chance of exploitation in the next 30 days. A weakness has been identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345,…
CVE-2026-5311, published 2026-04-01. Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days. A security flaw has been discovered in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345,…
CVE-2026-5215, published 2026-03-31. Medium severity, CVSS 5.3. EPSS: 1.4% chance of exploitation in the next 30 days. A vulnerability was identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345,…
CVE-2026-5214, published 2026-03-31. High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days. A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2026-5213, published 2026-03-31. High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days. A vulnerability was determined in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345,…
CVE-2026-5212, published 2026-03-31. High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days. A vulnerability has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345,…
CVE-2026-5211, published 2026-03-31. High severity, CVSS 8.8. EPSS: 1.2% chance of exploitation in the next 30 days. A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2026-4214, published 2026-03-16. Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days. A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4,…
CVE-2026-4213, published 2026-03-16. Critical severity, CVSS 9.8. EPSS: 1.4% chance of exploitation in the next 30 days. A vulnerability was detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345,…
CVE-2026-4212, published 2026-03-16. Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days. A security vulnerability has been detected in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343,…