Sign-up

ID

VAR-202603-2055


CVE

CVE-2026-4196


TITLE

D-Link Corporation of dnr-202l  Multiple vulnerabilities in multiple products, including firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226

DESCRIPTION

A vulnerability has been 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. This impacts the function cgi_recovery/cgi_backup_now/cgi_set_schedule/cgi_set_rsync_server of the file /cgi-bin/remote_backup.cgi. The manipulation leads to command injection. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. D-Link of 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 (( 2026 Year 2 Moon 5 A vulnerability has been discovered in the version up to [date]. The exploit is publicly available and could be exploited.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software

Trust: 1.62

sources: NVD: CVE-2026-4196 // JVNDB: JVNDB-2026-008226

AFFECTED PRODUCTS

vendor:dlinkmodel:dns-327lscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-1100-4scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-343scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-345scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-1550-04scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dnr-326scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-321scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-325scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-120scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-315lscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-323scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-326scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-340lscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-320lscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-320lwscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-726-4scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dnr-202lscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-322lscope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-1200-05scope:lteversion:2026-02-05

Trust: 1.0

vendor:dlinkmodel:dns-320scope:lteversion:2026-02-05

Trust: 1.0

vendor:d linkmodel:dns-315lscope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dnr-326scope: - version: -

Trust: 0.8

vendor:d linkmodel:dnr-202lscope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-322lscope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-345scope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-320lwscope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-326scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-343scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-321scope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-327lscope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-1100-4scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-340lscope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-320lscope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-323scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-120scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-1200-05scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-726-4scope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-320scope: - version: -

Trust: 0.8

vendor:d linkmodel:dns-1550-04scope: - version: -

Trust: 0.8

vendor:d linkmodel:d-link dns-325scope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226 // NVD: CVE-2026-4196

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-4196
value: LOW

Trust: 1.0

nvd@nist.gov: CVE-2026-4196
value: CRITICAL

Trust: 1.0

OTHER: JVNDB-2026-008226
value: CRITICAL

Trust: 0.8

cna@vuldb.com: CVE-2026-4196
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2026-008226
severity: MEDIUM
baseScore: 6.5
vectorString: AV:N/AC:L/AU:S/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

cna@vuldb.com: CVE-2026-4196
baseSeverity: MEDIUM
baseScore: 6.3
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: LOW
availabilityImpact: LOW
exploitabilityScore: 2.8
impactScore: 3.4
version: 3.1

Trust: 1.0

nvd@nist.gov: CVE-2026-4196
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: JVNDB-2026-008226
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226 // NVD: CVE-2026-4196 // NVD: CVE-2026-4196

PROBLEMTYPE DATA

problemtype:CWE-77

Trust: 1.0

problemtype:CWE-74

Trust: 1.0

problemtype:injection (CWE-74) [ others ]

Trust: 0.8

problemtype: Command injection (CWE-77) [NVD evaluation ]

Trust: 0.8

problemtype: Command injection (CWE-77) [ others ]

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226 // NVD: CVE-2026-4196

PATCH

title:D-Link DNS-120/202L/315L/320/320L/320LW/321/322L/323/325/326/327L/340L/343/345/726-4/1100-4/1200-05/1550-04 up to 20260205 Command Injectionurl:https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_98/98.md

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226

EXTERNAL IDS

db:NVDid:CVE-2026-4196

Trust: 2.6

db:VULDBid:351108

Trust: 1.0

db:JVNDBid:JVNDB-2026-008226

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226 // NVD: CVE-2026-4196

REFERENCES

url:https://www.dlink.com/

Trust: 1.8

url:https://vuldb.com/?submit.769856

Trust: 1.0

url:https://vuldb.com/?id.351108

Trust: 1.0

url:https://vuldb.com/?submit.769855

Trust: 1.0

url:https://vuldb.com/?ctiid.351108

Trust: 1.0

url:https://vuldb.com/?submit.769858

Trust: 1.0

url:https://vuldb.com/?submit.769857

Trust: 1.0

url:https://github.com/wudipjq/my_vuln/blob/main/d-link8/vuln_99/99.md

Trust: 1.0

url:https://github.com/wudipjq/my_vuln/blob/main/d-link8/vuln_98/98.md

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2026-4196

Trust: 0.8

sources: JVNDB: JVNDB-2026-008226 // NVD: CVE-2026-4196

SOURCES

db:JVNDBid:JVNDB-2026-008226
db:NVDid:CVE-2026-4196

LAST UPDATE DATE

2026-03-25T22:54:32.787000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-008226date:2026-03-24T05:37:00
db:NVDid:CVE-2026-4196date:2026-03-19T14:22:45.087

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-008226date:2026-03-24T00:00:00
db:NVDid:CVE-2026-4196date:2026-03-16T14:20:03.730