CVE-2026-5213
D-Link · published 2026-03-31
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by VulDB via the CVE Program.
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, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The affected element is the function cgi_adduser_to_session of the file /cgi-bin/account_mgr.cgi. This manipulation of the argument read_list causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.
Filed by VulDB; not a statement by D-Link.
Status at the source
- NVD status: Analyzed
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| D-Link | DNS-120 | 20260205: affected |
| D-Link | DNR-202L | 20260205: affected |
| D-Link | DNS-315L | 20260205: affected |
| D-Link | DNS-320 | 20260205: affected |
| D-Link | DNS-320L | 20260205: affected |
| D-Link | DNS-320LW | 20260205: affected |
| D-Link | DNS-321 | 20260205: affected |
| D-Link | DNR-322L | 20260205: affected |
| D-Link | DNS-323 | 20260205: affected |
| D-Link | DNS-325 | 20260205: affected |
| D-Link | DNS-326 | 20260205: affected |
| D-Link | DNS-327L | 20260205: affected |
| D-Link | DNR-326 | 20260205: affected |
| D-Link | DNS-340L | 20260205: affected |
| D-Link | DNS-343 | 20260205: affected |
| D-Link | DNS-345 | 20260205: affected |
| D-Link | DNS-726-4 | 20260205: affected |
| D-Link | DNS-1100-4 | 20260205: affected |
| D-Link | DNS-1200-05 | 20260205: affected |
| D-Link | DNS-1550-04 | 20260205: affected |
Products named in NVD's CPE match criteria (20)
cpe:2.3:o:dlink:dnr-202l_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dnr-326_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-1100-4_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-120_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-1200-05_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-1550-04_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-315l_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-320_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-320l_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-320lw_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-321_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-322l_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-323_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-325_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-326_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-327l_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-340l_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-343_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-345_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:dlink:dns-726-4_firmware:*:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 4.0: 7.4 HIGH — as published by VulDB (Secondary)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1: 8.8 HIGH — as published by VulDB (Secondary)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0: 9 HIGH — as published by VulDB (Secondary)
AV:N/AC:L/Au:S/C:C/I:C/A:C - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: poc · Automatable: no · Technical impact: total
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_168/168.md
- https://vuldb.com/submit/780437
- https://vuldb.com/vuln/354350
- https://vuldb.com/vuln/354350/cti
- https://www.dlink.com/
Source dates: published 2026-03-31, last changed 2026-07-24. DeSpy's copy of this version is dated 2026-09-28.
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