CVE-2026-5311
published 2026-04-01CVE-2026-5311: 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…
medium5.5CVSS 4.0
AVNACLATNPRNUINVCLVINVANSCNSINSANEPCRXIRXARXMAVXMACXMATXMPRXMUIXMVCXMVIXMVAXMSCXMSIXMSAXSXAUXRXVXREXUX
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.
Affected
40 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| d-link | dnr-202l | — | — |
| d-link | dnr-322l | — | — |
| d-link | dnr-326 | — | — |
| d-link | dns-1100-4 | — | — |
| d-link | dns-120 | — | — |
| d-link | dns-1200-05 | — | — |
| d-link | dns-1550-04 | — | — |
| d-link | dns-315l | — | — |
| d-link | dns-320 | — | — |
| d-link | dns-320l | — | — |
| d-link | dns-320lw | — | — |
| d-link | dns-321 | — | — |
| d-link | dns-323 | — | — |
| d-link | dns-325 | — | — |
| d-link | dns-326 | — | — |
| d-link | dns-327l | — | — |
| d-link | dns-340l | — | — |
| d-link | dns-343 | — | — |
| d-link | dns-345 | — | — |
| d-link | dns-726-4 | — | — |
| dlink | dnr-202l_firmware | <= 2026-02-05 | — |
| dlink | dnr-326_firmware | <= 2026-02-05 | — |
| dlink | dns-1100-4_firmware | <= 2026-02-05 | — |
| dlink | dns-1200-05_firmware | <= 2026-02-05 | — |
| dlink | dns-120_firmware | <= 2026-02-05 | — |