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CVE-2026-5567

Tenda M3 Destination setAdvPolicyData buffer overflow

CVSS 8.7 HIGHEPSS 0.6%CWE-119CWE-120
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: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
Affected products
Tenda · M3
public PoCs found — 1
cve_referencegithub.com/Moxxkidd/CVE/issues/2unverified
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References
https://github.com/Moxxkidd/CVE/issues/2https://vuldb.com/submit/782999https://vuldb.com/vuln/355337https://vuldb.com/vuln/355337/ctihttps://www.tenda.com.cn/