CVE-2026-5215 — Incorrect Privilege Assignment in Dlink Dnr-202l Firmware

CWE-266 — Incorrect Privilege AssignmentCWE-284 — Improper Access Control3 documents3 sources
Severity
5.3MEDIUMNVD
EPSS
0.1%
top 84.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
40
Dlink Dnr-202l FirmwareDlink Dnr-326 FirmwareDlink Dns-1100-4 Firmware+37 more
Timeline
PublishedMar 31
Latest updateApr 1

Description

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, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The impacted element is the function cgi_get_ipv6 of the file /cgi-bin/network_mgr.cgi. Such manipulation leads to improper access controls. The exploit is publicly available and might be used.

CVSS vector

CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Affected Packages40 packages

▶NVDdlink/dns-320lw_firmware2026-02-05
▶CVEListV5d-link/dns-320lw20260205
▶NVDdlink/dnr-202l_firmware2026-02-05
▶NVDdlink/dns-315l_firmware2026-02-05
▶NVDdlink/dns-320l_firmware2026-02-05

🔴Vulnerability Details

2
GHSA
GHSA-477x-x394-p7g8: 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-↗2026-04-01
▶
CVEList
D-Link DNS-1550-04 network_mgr.cgi cgi_get_ipv6 access control↗2026-03-31
▶
CVE-2026-5215 — Incorrect Privilege Assignment in Dlink | cvebase