PT-2026-29368 · D Link · Dnr-202L+18

Ziyue Xie · Published 2026-03-31 · Updated 2026-03-31 · CVE-2026-5214

NVD

CVSS v2.0

9.0

High

AV:N/AC:L/Au:S/C:C/I:C/A:C

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, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. Impacted is the function cgi addgroup get group quota minsize of the file /cgi-bin/account mgr.cgi. The manipulation of the argument Name results in stack-based buffer overflow. The attack may be performed from remote. The exploit has been made public and could be used.

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

CVE-2026-5214

Affected Products

Dnr-202L

Dnr-322L

Dnr-326

Dns-1100-4

Dns-120

Dns-1200-05

Dns-1550-04

Dns-315L

Dns-320

Dns-320L

Dns-321

Dns-323

Dns-325

Dns-326

Dns-327L

Dns-340L

Dns-343

Dns-345

Dns-726-4

References · 6

• 🔥❌ https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_169/169.md · Exploit, Deleted
• https://nvd.nist.gov/vuln/detail/CVE-2026-5214 · Security Note
• https://vuldb.com/vuln/354349/cti · Note
• https://vuldb.com/submit/780439 · Note
• https://dlink.com · Note
• https://vuldb.com/vuln/354349 · Note