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ID

VAR-202601-2406


CVE

CVE-2026-1326


TITLE

TOTOLINK of nr1800x  Multiple vulnerabilities in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-002453

DESCRIPTION

A weakness has been identified in Totolink NR1800X 9.1.0u.6279_B20210910. This vulnerability affects the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument Hostname causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. Exploits are publicly available and may be used in attacks.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

Trust: 1.62

sources: NVD: CVE-2026-1326 // JVNDB: JVNDB-2026-002453

AFFECTED PRODUCTS

vendor:totolinkmodel:nr1800xscope:eqversion:9.1.0u.6279_b20210910

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vendor:totolinkmodel:nr1800xscope:eqversion: -

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vendor:totolinkmodel:nr1800xscope:eqversion:nr1800x firmware 9.1.0u.6279_b20210910

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vendor:totolinkmodel:nr1800xscope: - version: -

Trust: 0.8

sources: JVNDB: JVNDB-2026-002453 // NVD: CVE-2026-1326

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-1326
value: LOW

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nvd@nist.gov: CVE-2026-1326
value: HIGH

Trust: 1.0

OTHER: JVNDB-2026-002453
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2026-1326
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-2026-002453
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-2026-1326
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-2026-1326
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: JVNDB-2026-002453
baseSeverity: HIGH
baseScore: 8.8
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: JVNDB: JVNDB-2026-002453 // NVD: CVE-2026-1326 // NVD: CVE-2026-1326

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) [ others ]

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sources: JVNDB: JVNDB-2026-002453 // NVD: CVE-2026-1326

PATCH

title:Submit #735787url:https://lavender-bicycle-a5a.notion.site/TOTOLINK-NR1800X-setWanCfg-2e453a41781f80b390f3e1ce0d9dd5b9?source=copy_link

Trust: 0.8

sources: JVNDB: JVNDB-2026-002453

EXTERNAL IDS

db:NVDid:CVE-2026-1326

Trust: 2.6

db:VULDBid:342302

Trust: 1.0

db:JVNDBid:JVNDB-2026-002453

Trust: 0.8

sources: JVNDB: JVNDB-2026-002453 // NVD: CVE-2026-1326

REFERENCES

url:https://www.totolink.net/

Trust: 1.8

url:https://vuldb.com/?id.342302

Trust: 1.0

url:https://vuldb.com/?ctiid.342302

Trust: 1.0

url:https://vuldb.com/?submit.735787

Trust: 1.0

url:https://lavender-bicycle-a5a.notion.site/totolink-nr1800x-setwancfg-2e453a41781f80b390f3e1ce0d9dd5b9?source=copy_link

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2026-1326

Trust: 0.8

sources: JVNDB: JVNDB-2026-002453 // NVD: CVE-2026-1326

SOURCES

db:JVNDBid:JVNDB-2026-002453
db:NVDid:CVE-2026-1326

LAST UPDATE DATE

2026-02-03T23:23:08.025000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-002453date:2026-02-02T10:37:00
db:NVDid:CVE-2026-1326date:2026-01-29T17:50:11.663

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-002453date:2026-02-02T00:00:00
db:NVDid:CVE-2026-1326date:2026-01-22T15:16:50.790