CVE-2026-5215
Detail
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.
Metrics
CVSS Version 4.0
CVSS Version 3.x
CVSS Version 2.0
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
CVSS 4.0 Severity and Vector Strings:
NVD assessment
not yet provided.
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/E:P
CVSS 3.x Severity and Vector Strings:
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0 Severity and Vector Strings:
NVD assessment
not yet provided.
Vector: (AV:A/AC:L/Au:N/C:P/I:N/A:N)
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Weakness Enumeration
CWE-ID
CWE Name
Source
CWE-266
Incorrect Privilege Assignment
VulDB
CWE-284
Improper Access Control
VulDB
Change History
5 change records found show changes
CVE Modified by CISA-ADP
6/17/2026 6:58:37 AM
Action
Type
Old Value
New Value
Added
SSVC
{"timestamp":"2026-04-01T18:46:15.471970Z","id":"CVE-2026-5215","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}
CVE Modified by VulDB
6/17/2026 6:58:37 AM
Action
Type
Old Value
New Value
Added
Affected
[{"vendor":"D-Link","product":"DNS-120","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNR-202L","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-315L","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-320","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-320L","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-320LW","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-321","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNR-322L","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-323","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-325","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-326","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-327L","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNR-326","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-340L","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-343","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-345","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-726-4","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-1100-4","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-1200-05","versions":[{"version":"20260205","status":"affected"}]},{"vendor":"D-Link","product":"DNS-1550-04","versions":[{"version":"20260205","status":"affected"}]}]
Data Remediation by NIST
4/28/2026 9:00:01 PM
Action
Type
Old Value
New Value
Changed
CVSS V4.0 Score
5.3
2.1
Initial Analysis by NIST
4/02/2026 1:16:25 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dnr-202l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dnr-202l:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dnr-326_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dnr-326:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-1100-4_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-1100-4:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-1200-05_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-1200-05:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-120_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-120:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-1550-04_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-1550-04:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-315l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-315l:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-320_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-320:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-320l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-320l:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-320lw_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-320lw:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-321_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-321:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-322l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-322l:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-323_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-323:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-325_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-325:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-326_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-326:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-327l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-327l:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-340l_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-340l:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-343_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-343:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-345_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-345:-:*:*:*:*:*:*:*
Added
CPE Configuration
AND
OR
*cpe:2.3:o:dlink:dns-726-4_firmware:*:*:*:*:*:*:*:* versions up to (including) 2026-02-05
OR
cpe:2.3:h:dlink:dns-726-4:-:*:*:*:*:*:*:*
Added
Reference Type
VulDB: https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_170/170.md Types: Exploit, Third Party Advisory
Added
Reference Type
VulDB: https://vuldb.com/submit/780440 Types: Third Party Advisory, VDB Entry
Added
Reference Type
VulDB: https://vuldb.com/vuln/354351 Types: Third Party Advisory, VDB Entry
Added
Reference Type
VulDB: https://vuldb.com/vuln/354351/cti Types: Permissions Required, VDB Entry
Added
Reference Type
VulDB: https://www.dlink.com/ Types: Product
New CVE Received from VulDB
3/31/2026 6:16:22 PM
Action
Type
Old Value
New Value
Added
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.
Added
CVSS V4.0
AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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
Added
CVSS V3.1
AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Added
CVSS V2
(AV:A/AC:L/Au:N/C:P/I:N/A:N)
Added
CWE
CWE-266
Added
CWE
CWE-284
Added
Reference
https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_170/170.md
Added
Reference
https://vuldb.com/submit/780440
Added
Reference
https://vuldb.com/vuln/354351
Added
Reference
https://vuldb.com/vuln/354351/cti
Added
Reference
https://www.dlink.com/
Quick Info
CVE Dictionary Entry: CVE-2026-5215 NVD
Published Date: 03/31/2026 NVD
Last Modified: 06/17/2026
Source: VulDB
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