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Vulnerability record · CVE-2026-10191 · published 31 May 2026

CVE-2026-10191: Memory buffer overflow vulnerability

A vulnerability was determined in Tenda W12 3.0.0.7(4763). Impacted is the function cgiWifiMacFilterSet of the file /bin/httpd. This manipulation of the argument wifiMacFilterSet.macList.mac causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized.

7.4 CVSS 4.0 High EPSS 0.48% · top 61.4% CWE-119 · Memory buffer overflowCWE-121 · Stack-based buffer overflow Deferred
7.4CVSS 4.0 base score, v2 9.0
0.48%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
6References
22 Jul 2026Last modified by NVD

Description

A vulnerability was determined in Tenda W12 3.0.0.7(4763). Impacted is the function cgiWifiMacFilterSet of the file /bin/httpd. This manipulation of the argument wifiMacFilterSet.macList.mac causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized.

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
http://cdn2.v50to.cc/cgiWifiMacFilterSet_overflow.zip
https://vuldb.com/cve/CVE-2026-10191
https://vuldb.com/submit/820023
https://vuldb.com/vuln/367472
https://vuldb.com/vuln/367472/cti
https://www.tenda.com.cn/

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Source: NIST National Vulnerability Database (record CVE-2026-10191), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.