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Vulnerability record · CVE-2026-3768 · published 8 March 2026

CVE-2026-3768: Tenda f453 firmware memory buffer overflow vulnerability

Tenda · F453 Firmware

A security vulnerability has been detected in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlExtraSet of the file /goform/WrlExtraSet. The manipulation of the argument GO leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

7.4 CVSS 4.0 High EPSS 1.0% · top 38.4% CWE-119 · Memory buffer overflowCWE-121 · Stack-based 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 vulnerability has been detected in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlExtraSet of the file /goform/WrlExtraSet. The manipulation of the argument GO leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

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_69/README.md ExploitThird Party Advisory
https://vuldb.com/?ctiid.349746 Permissions RequiredVDB Entry
https://vuldb.com/?id.349746 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.768296 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-2026-3769Tenda 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%7.4CVE-2026-3728Tenda f453 firmware memory buffer overflow vulnerabilityA vulnerability was determined in Tenda F453 1.0.0.3/1.If. This issue affects the function fromSetCfm of the file /goform/setcfm. This manipulation o…EPSS 1.0%

Source: NIST National Vulnerability Database (record CVE-2026-3768), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.