High 8.8Published May 31, 2026

CVE-2026-10191Tenda W12 httpd cgiWifiMacFilterSet stack-based overflow

Updated under an hour ago (Oct 26, 2026, 8:30 AM ET)

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Every CVE for Tenda W12

Exploited in the last 30 days

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: 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-121, 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: Deferred
Record last updated: Jun 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Tenda W12 tenda:w12_firmware	3.0.0.7(4763)	CNA record

References

https://vuldb.com/vuln/367472vdb-entry, technical-description
https://vuldb.com/vuln/367472/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-10191third-party-advisory
https://vuldb.com/submit/820023third-party-advisory
http://cdn2.v50to.cc/cgiWifiMacFilterSet_overflow.zipexploit
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.