CVE-2025-15230

Tenda M3 setVlanPolicyData formSetVlanPolicy heap-based overflow

HIGH
8.8
CVSS Score
Published: December 30, 2025 at 06:32 AM UTC
Updated: October 7, 2026 at 12:10 PM UTC
1 product affected across 1 vendorM3 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A vulnerability was found in Tenda M3 1.0.0.13(4903). Affected by this issue is the function formSetVlanPolicy of the file /goform/setVlanPolicyData. Performing manipulation of the argument qvlan_truck_port results in heap-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

tenda-m3 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.338626
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.338626
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.725490
ExploitThird Party Advisory
Source: cverecord
https://github.com/dwBruijn/CVEs/blob/main/Tenda/setVlanPolicy.md
Product
Source: cverecord
https://www.tenda.com.cn/

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-122CWE-119

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