High severity · published Dec 30, 2025
CVE-2025-15230
Tenda M3 setVlanPolicyData formSetVlanPolicy heap-based overflow
8.8
CVSS
0.7%
EPSS
No
On KEV
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 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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
M3
M3 · Tenda
1.0.0.13(4903) · source: vendor
MF
M3 Firmware · Tenda
1.0.0.13(4903) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-15230
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-15230
Exploit
https://github.com/dwBruijn/CVEs/blob/main/Tenda/setVlanPolicy.md
Permissions Required
https://vuldb.com/?ctiid.338626
Third Party Advisory
https://vuldb.com/?id.338626
Third Party Advisory
https://vuldb.com/?submit.725490
Product
https://www.tenda.com.cn/
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