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Vulnerability record · CVE-2026-3167 · published 25 February 2026

CVE-2026-3167: Tenda f453 firmware memory buffer overflow vulnerability

Tenda · F453 Firmware

A security flaw has been discovered in Tenda F453 1.0.0.3. The impacted element is the function formWebTypeLibrary of the file /goform/webtypelibrary of the component httpd. Performing a manipulation of the argument webSiteId results in buffer overflow. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.

7.4 CVSS 4.0 High EPSS 1.0% · top 37.2% CWE-119 · Memory buffer overflowCWE-120 · Classic buffer overflow
7.4CVSS 4.0 base score, v2 9.0
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

A security flaw has been discovered in Tenda F453 1.0.0.3. The impacted element is the function formWebTypeLibrary of the file /goform/webtypelibrary of the component httpd. Performing a manipulation of the argument webSiteId results in buffer overflow. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.

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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Litengzheng/vul_db/blob/main/F453/vul_66/README.md ExploitThird Party Advisory
https://vuldb.com/?ctiid.347674 Permissions RequiredVDB Entry
https://vuldb.com/?id.347674 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.759594 Third Party AdvisoryVDB Entry
https://www.tenda.com.cn/ Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.4CVE-2026-5021Tenda f453 firmware memory buffer overflow vulnerabilityA flaw has been found in Tenda F453 1.0.0.3. This affects the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd…EPSS 1.0%7.4CVE-2026-4553Tenda f453 firmware memory buffer overflow vulnerabilityA vulnerability was identified in Tenda F453 1.0.0.3. Impacted is the function fromNatlimit of the file /goform/Natlimit of the component Parameters …EPSS 1.0%7.4CVE-2026-4551Tenda f453 firmware memory buffer overflow vulnerabilityA vulnerability was found in Tenda F453 1.0.0.3. This vulnerability affects the function fromSafeClientFilter of the file /goform/SafeClientFilter of…EPSS 1.0%7.4CVE-2026-4552Tenda f453 firmware memory buffer overflow vulnerabilityA vulnerability was determined in Tenda F453 1.0.0.3. This issue affects the function fromVirtualSer of the file /goform/VirtualSer of the component …EPSS 1.0%7.4CVE-2026-3768Tenda f453 firmware memory buffer overflow vulnerabilityA security vulnerability has been detected in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlExtraSet of the file /goform/…EPSS 1.0%7.4CVE-2026-3769Tenda f453 firmware memory buffer overflow vulnerabilityA vulnerability was detected in Tenda F453 1.0.0.3. Affected by this issue is the function WrlclientSet of the file /goform/WrlclientSet. The manipul…EPSS 1.0%7.4CVE-2026-3732Tenda f453 firmware memory buffer overflow vulnerabilityA security vulnerability has been detected in Tenda F453 1.0.0.3. This affects the function strcpy of the file /goform/exeCommand. The manipulation o…EPSS 1.0%7.4CVE-2026-3729Tenda f453 firmware memory buffer overflow vulnerabilityA vulnerability was identified in Tenda F453 1.0.0.3/3.As. Impacted is the function fromPptpUserAdd of the file /goform/PPTPDClient. Such manipulatio…EPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2026-3167), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.