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ID

VAR-202605-0316


CVE

CVE-2026-8259


TITLE

Shenzhen Tenda Technology Co.,Ltd. of AC6  Multiple vulnerabilities in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-015139

DESCRIPTION

A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. The affected element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. This exploit is publicly available and may 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-2026-8259 // JVNDB: JVNDB-2026-015139

AFFECTED PRODUCTS

vendor:tendamodel:ac6scope:eqversion:15.03.06.23

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vendor:tendamodel:ac6scope:eqversion: -

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vendor:tendamodel:ac6scope: - version: -

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vendor:tendamodel:ac6scope:eqversion:ac6 firmware 15.03.06.23

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sources: JVNDB: JVNDB-2026-015139 // NVD: CVE-2026-8259

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-8259
value: LOW

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nvd@nist.gov: CVE-2026-8259
value: HIGH

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OTHER: JVNDB-2026-015139
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2026-8259
severity: MEDIUM
baseScore: 5.8
vectorString: AV:N/AC:L/AU:M/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: MULTIPLE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 6.4
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2026-015139
severity: MEDIUM
baseScore: 5.8
vectorString: AV:N/AC:L/AU:M/C:P/I:P/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: MULTIPLE
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-2026-8259
baseSeverity: MEDIUM
baseScore: 4.7
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: LOW
integrityImpact: LOW
availabilityImpact: LOW
exploitabilityScore: 1.2
impactScore: 3.4
version: 3.1

Trust: 1.0

nvd@nist.gov: CVE-2026-8259
baseSeverity: HIGH
baseScore: 7.2
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.2
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: JVNDB-2026-015139
baseSeverity: HIGH
baseScore: 7.2
vectorString: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: JVNDB: JVNDB-2026-015139 // NVD: CVE-2026-8259 // NVD: CVE-2026-8259

PROBLEMTYPE DATA

problemtype:CWE-77

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problemtype:CWE-78

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

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problemtype:OS Command injection (CWE-78) [NVD evaluation ]

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problemtype:OS Command injection (CWE-78) [ others ]

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sources: JVNDB: JVNDB-2026-015139 // NVD: CVE-2026-8259

PATCH

title://vuldb.com/vuln/362556url:https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/Tenda%20AC6V2%20TendaTelnet%20Command%20Injection.md

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sources: JVNDB: JVNDB-2026-015139

EXTERNAL IDS

db:NVDid:CVE-2026-8259

Trust: 2.6

db:JVNDBid:JVNDB-2026-015139

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sources: JVNDB: JVNDB-2026-015139 // NVD: CVE-2026-8259

REFERENCES

url:https://www.tenda.com.cn/

Trust: 1.8

url:https://vuldb.com/submit/809877

Trust: 1.0

url:https://vuldb.com/vuln/362556

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url:https://vuldb.com/vuln/362556/cti

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url:https://github.com/dxz0069/wavlink-wn530h4-command-injection-in-set_add_routing/blob/main/tenda%20ac6v2%20tendatelnet%20command%20injection.md

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2026-8259

Trust: 0.8

sources: JVNDB: JVNDB-2026-015139 // NVD: CVE-2026-8259

SOURCES

db:JVNDBid:JVNDB-2026-015139
db:NVDid:CVE-2026-8259

LAST UPDATE DATE

2026-06-19T23:34:44.574000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-015139date:2026-05-13T01:21:00
db:NVDid:CVE-2026-8259date:2026-05-11T17:07:02.150

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-015139date:2026-05-13T00:00:00
db:NVDid:CVE-2026-8259date:2026-05-11T02:16:27.417