High 8.8Published Apr 13, 2026

CVE-2026-6196Tenda F456 exeCommand fromexeCommand stack-based overflow

Updated under an hour ago (Oct 26, 2026, 7:20 PM ET)

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Every CVE for Tenda F456

Exploited in the last 30 days

A vulnerability was detected in Tenda F456 1.0.0.5. This affects the function fromexeCommand of the file /goform/exeCommand. Performing a manipulation of the argument cmdinput results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may 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-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: Apr 16, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Tenda F456 tenda:f456 (from the name)	1.0.0.5	CNA record

References

References

https://vuldb.com/vuln/357118	vdb-entry, technical-description
https://vuldb.com/vuln/357118/cti	signature, permissions-required
https://vuldb.com/submit/797467	third-party-advisory
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_113/README.md	exploit
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.