CVE-2026-5684 Details
Description
A vulnerability was determined in Tenda CX12L 16.03.53.12. Affected by this issue is the function fromwebExcptypemanFilter of the file /goform/webExcptypemanFilter. Executing a manipulation of the argument page can lead to stack-based buffer overflow. The attack requires access to the local network. The exploit has been publicly disclosed and may be utilized.
A stack-based buffer overflow vulnerability has been identified in the Tenda CX12L router, specifically in version 16.03.53.12. The issue arises in the 'fromwebExcptypemanFilter' function within the '/goform/webExcptypemanFilter' endpoint. The vulnerability allows for memory corruption and potential arbitrary code execution by manipulating the 'page' parameter, which is processed without proper length validation. Exploitation of this vulnerability requires access to the local network.
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 Apr 7, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/cve-a/lvdan/issues/2 | [email protected] | ExploitIssue TrackingMitigationThird Party Advisory |
| https://vuldb.com/submit/792781 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/355511 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/vuln/355511/cti | [email protected] | Permissions RequiredVDB 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 cx12l firmware | 16.03.53.12 |
CPE
Remediation
| |
| tenda cx12l | All versions |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 30, 2026 | Initial Analysis | [email protected] |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Apr 6, 2026 | New CVE Received | [email protected] |