High 8.8Published Dec 30, 2025

CVE-2025-15230Tenda M3 setVlanPolicyData formSetVlanPolicy heap-based overflow

Updated under an hour ago (Oct 27, 2026, 3:30 PM ET)

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It affects Tenda M3. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Tenda M3

Exploited in the last 30 days

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 a 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.

CVSS: 8.8 HIGH (v3.1, CNA)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
Weakness (CWE): CWE-122, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Modified
Record last updated: Feb 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Tenda M3 tenda:m3_firmware	1.0.0.13(4903)	CNA record
tenda m3_firmware tenda:m3_firmware	1.0.0.13(4903)	NVD

References

References

https://vuldb.com/?id.338626	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.338626	signature, permissions-required, vdb-entry
https://vuldb.com/?submit.725490	third-party-advisory, vdb-entry
https://github.com/dwBruijn/CVEs/blob/main/Tenda/setVlanPolicy.md	exploit, third-party-advisory
https://www.tenda.com.cn/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.