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ID

VAR-202603-1780


CVE

CVE-2026-4204


TITLE

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

Trust: 0.8

sources: JVNDB: JVNDB-2026-008223

DESCRIPTION

A flaw 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. The affected element is the function cgi_myfavorite_add/cgi_myfavorite_set/cgi_myfavorite_del/cgi_myfavorite_set_sort_info/cgi_myfavorite_remove_apkg/cgi_myfavorite_compare_apkg/cgi_mycloud_auto_downlaod of the file /cgi-bin/gui_mgr.cgi. This manipulation of the argument f_user causes command injection. Remote exploitation of the attack is possible. The exploit has been published 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 , DNS-1550-04 (( 2026 Year 2 Moon 5 A vulnerability has been discovered in the version up to [date]. It allows for remote attacks and is vulnerable to exploitation as the exploit has been publicly exposed.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-2026-4204 // JVNDB: JVNDB-2026-008223

AFFECTED PRODUCTS

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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sources: JVNDB: JVNDB-2026-008223 // NVD: CVE-2026-4204

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-4204
value: LOW

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nvd@nist.gov: CVE-2026-4204
value: CRITICAL

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OTHER: JVNDB-2026-008223
value: CRITICAL

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cna@vuldb.com: CVE-2026-4204
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-2026-008223
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-2026-4204
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-2026-4204
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-2026-008223
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-2026-008223 // NVD: CVE-2026-4204 // NVD: CVE-2026-4204

PROBLEMTYPE DATA

problemtype:CWE-77

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problemtype:CWE-74

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problemtype:injection (CWE-74) [ others ]

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

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

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sources: JVNDB: JVNDB-2026-008223 // NVD: CVE-2026-4204

PATCH

title:Submit #770409url:https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_130/130.md

Trust: 0.8

sources: JVNDB: JVNDB-2026-008223

EXTERNAL IDS

db:NVDid:CVE-2026-4204

Trust: 2.6

db:VULDBid:351116

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db:JVNDBid:JVNDB-2026-008223

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sources: JVNDB: JVNDB-2026-008223 // NVD: CVE-2026-4204

REFERENCES

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

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url:https://vuldb.com/?submit.770409

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url:https://github.com/wudipjq/my_vuln/blob/main/d-link8/vuln_130/130.md

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url:https://vuldb.com/?id.351116

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url:https://vuldb.com/?ctiid.351116

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url:https://nvd.nist.gov/vuln/detail/cve-2026-4204

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sources: JVNDB: JVNDB-2026-008223 // NVD: CVE-2026-4204

SOURCES

db:JVNDBid:JVNDB-2026-008223
db:NVDid:CVE-2026-4204

LAST UPDATE DATE

2026-03-25T23:03:47.951000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-008223date:2026-03-24T05:37:00
db:NVDid:CVE-2026-4204date:2026-03-19T14:24:05.567

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-008223date:2026-03-24T00:00:00
db:NVDid:CVE-2026-4204date:2026-03-16T14:20:05.627