CVE-2026-4534 Details
Description
A flaw has been found in Tenda FH451 1.0.0.9. This affects the function formWrlExtraSet of the file /goform/WrlExtraSet. This manipulation of the argument GO causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used.
A stack-based buffer overflow vulnerability has been identified in the Tenda FH451 router, specifically in version 1.0.0.9. The issue arises in the 'formWrlExtraSet' function within the '/goform/WrlExtraSet' file. The vulnerability is triggered by manipulating the 'GO' parameter, which is not properly validated before being passed to a function, leading to the overflow. This flaw can be exploited remotely, potentially allowing for denial-of-service attacks or arbitrary code execution.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 23, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_41/README.md | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.352322 | [email protected] | Permissions RequiredVDB Entry |
| https://vuldb.com/?id.352322 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.774342 | [email protected] | Third Party AdvisoryVDB Entry |
| https://www.tenda.com.cn/ | [email protected] | Product |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-121 | Stack-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| tenda fh451 firmware | 1.0.0.9 |
CPE
Remediation
| |
| tenda fh451 | All versions |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 3, 2026 | Initial Analysis | [email protected] |
| Mar 22, 2026 | New CVE Received | [email protected] |