CVE Catalog

CVE-2026-5311

MediumCVSS 5.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
0.99%

62th percentile - higher than 62% of all known CVEs

Summary

A security flaw was 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, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The Webdav_Access_List function in /cgi-bin/file_center.cgi is affected; manipulation of the cmd argument results in improper access controls, and the attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Risk Assessment

A remote attacker could gain unauthorized access to device resources, compromising confidentiality and integrity of data. This may lead to information leakage and further attacks.

Recommendation

Update the D-Link firmware to a non-vulnerable version or remove the device from public exposure. Restrict access to the management interface and monitor for unusual activity.

Related vulnerabilities

Original NVD description (English source)

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, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. Affected is the function Webdav_Access_List of the file /cgi-bin/file_center.cgi. Performing a manipulation of the argument cmd results in improper access controls. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS