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Vulnerability record · CVE-2026-5045 · published 29 March 2026

CVE-2026-5045: Tenda fh1201 firmware memory buffer overflow vulnerability

Tenda · Fh1201 Firmware

A vulnerability was detected in Tenda FH1201 1.2.0.14(408). This impacts the function WrlclientSet of the file /goform/WrlclientSet of the component Parameter Handler. Performing a manipulation of the argument GO results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is now public 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 vulnerability was detected in Tenda FH1201 1.2.0.14(408). This impacts the function WrlclientSet of the file /goform/WrlclientSet of the component Parameter Handler. Performing a manipulation of the argument GO 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: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/FH1201/vul_43/README.md ExploitThird Party Advisory
https://vuldb.com/submit/779126 Permissions RequiredVDB Entry
https://vuldb.com/vuln/353968 Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/353968/cti 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.

9.8CVE-2024-42947Tenda fh1201 firmware command injection vulnerabilityAn issue in the handler function in /goform/telnet of Tenda FH1201 v1.2.0.14 (408) allows attackers to execute arbitrary commands via a crafted HTTP …EPSS 0.98%8.0CVE-2024-44859Tenda fh1201 firmware stack-based buffer overflow vulnerabilityTenda FH1201 v1.2.0.14 has a stack buffer overflow vulnerability in `formWrlExtraGet`.EPSS 0.62%7.5CVE-2024-42946Tenda fh1201 firmware out-of-bounds write vulnerabilityTenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the fromVirtualSer function. This vulnerability all…EPSS 0.68%7.5CVE-2024-42948Tenda fh1201 firmware out-of-bounds write vulnerabilityTenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the delno parameter in the fromPptpUserSetting function. This vulnerabili…EPSS 11%7.5CVE-2024-42950Tenda fh1201 firmware out-of-bounds write vulnerabilityTenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the Go parameter in the fromSafeClientFilter function. This vulnerability…EPSS 0.55%7.5CVE-2024-42951Tenda fh1201 firmware out-of-bounds write vulnerabilityTenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the mit_pptpusrpw parameter in the fromWizardHandle function. This vulner…EPSS 0.55%7.5CVE-2024-42952Tenda fh1201 firmware out-of-bounds write vulnerabilityTenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the fromqossetting function. This vulnerability all…EPSS 0.57%7.5CVE-2024-42955Tenda fh1201 firmware out-of-bounds write vulnerabilityTenda FH1201 v1.2.0.14 (408) was discovered to contain a stack overflow via the page parameter in the fromSafeClientFilter function. This vulnerabili…EPSS 0.55%

Source: NIST National Vulnerability Database (record CVE-2026-5045), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.