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ID

VAR-202603-4927


CVE

CVE-2026-4905


TITLE

Shenzhen Tenda Technology Co.,Ltd. of AC5  Multiple vulnerabilities in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2026-009571

DESCRIPTION

A vulnerability was found in Tenda AC5 15.03.06.47. Impacted is the function formWifiWpsOOB of the file /goform/WifiWpsOOB of the component POST Request Handler. Performing a manipulation of the argument index results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used. Exploits for this vulnerability 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. Furthermore, attacks that exploit this vulnerability will not affect other software

Trust: 1.62

sources: NVD: CVE-2026-4905 // JVNDB: JVNDB-2026-009571

AFFECTED PRODUCTS

vendor:tendamodel:ac5scope:eqversion:15.03.06.47

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vendor:tendamodel:ac5scope:eqversion: -

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vendor:tendamodel:ac5scope:eqversion:ac5 firmware 15.03.06.47

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vendor:tendamodel:ac5scope: - version: -

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sources: JVNDB: JVNDB-2026-009571 // NVD: CVE-2026-4905

CVSS

SEVERITY

CVSSV2

CVSSV3

cna@vuldb.com: CVE-2026-4905
value: HIGH

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OTHER: JVNDB-2026-009571
value: HIGH

Trust: 0.8

cna@vuldb.com: CVE-2026-4905
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 8.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

OTHER: JVNDB-2026-009571
severity: HIGH
baseScore: 9.0
vectorString: AV:N/AC:L/AU:S/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: NONE
impactScore: NONE
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.8

cna@vuldb.com: CVE-2026-4905
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

OTHER: JVNDB-2026-009571
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-2026-009571 // NVD: CVE-2026-4905

PROBLEMTYPE DATA

problemtype:CWE-119

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problemtype:CWE-787

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problemtype:CWE-121

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problemtype:Buffer error (CWE-119) [ others ]

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problemtype: Stack-based buffer overflow (CWE-121) [ others ]

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problemtype: Out-of-bounds writing (CWE-787) [NVD evaluation ]

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sources: JVNDB: JVNDB-2026-009571 // NVD: CVE-2026-4905

PATCH

title://vuldb.com/?submit.777393url:https://lavender-bicycle-a5a.notion.site/Tenda_AC5_WifiWpsOOB_index-32053a41781f8096a9b6e48177c25eb0?source=copy_link

Trust: 0.8

sources: JVNDB: JVNDB-2026-009571

EXTERNAL IDS

db:NVDid:CVE-2026-4905

Trust: 2.6

db:VULDBid:353656

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db:JVNDBid:JVNDB-2026-009571

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sources: JVNDB: JVNDB-2026-009571 // NVD: CVE-2026-4905

REFERENCES

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

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url:https://vuldb.com/?ctiid.353656

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url:https://vuldb.com/?submit.777393

Trust: 1.0

url:https://lavender-bicycle-a5a.notion.site/tenda_ac5_wifiwpsoob_index-32053a41781f8096a9b6e48177c25eb0?source=copy_link

Trust: 1.0

url:https://vuldb.com/?id.353656

Trust: 1.0

url:https://nvd.nist.gov/vuln/detail/cve-2026-4905

Trust: 0.8

sources: JVNDB: JVNDB-2026-009571 // NVD: CVE-2026-4905

SOURCES

db:JVNDBid:JVNDB-2026-009571
db:NVDid:CVE-2026-4905

LAST UPDATE DATE

2026-04-03T23:38:45.427000+00:00


SOURCES UPDATE DATE

db:JVNDBid:JVNDB-2026-009571date:2026-04-02T01:37:00
db:NVDid:CVE-2026-4905date:2026-03-31T20:59:33.200

SOURCES RELEASE DATE

db:JVNDBid:JVNDB-2026-009571date:2026-04-02T00:00:00
db:NVDid:CVE-2026-4905date:2026-03-27T00:16:24.393