Vulnerability details

CVE-2026-5567

Tenda M3

Tenda M3 Destination setAdvPolicyData buffer overflow

CVSS 4.0

8.7High

Official description

A flaw has been found in Tenda M3 1.0.0.10. This vulnerability affects the function setAdvPolicyData of the file /goform/setAdvPolicyData of the component Destination Handler. Executing a manipulation of the argument policyType can lead to buffer overflow. The attack can be executed remotely. The exploit has been published and may be used.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Tenda	M3	1.0.0.10	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/355337 vdb-entrytechnical-description
https://vuldb.com/vuln/355337/cti signaturepermissions-required
https://vuldb.com/submit/782999 third-party-advisory
https://github.com/Moxxkidd/CVE/issues/2 exploitissue-tracking
https://www.tenda.com.cn/ product

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Details

Published: 2026-04-05
Last updated: 2026-04-06
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.64%

Probability of exploitation in 30 days

51.1%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption