High severity8.8NVD Advisory· Published Feb 21, 2026· Updated Jun 17, 2026
CVE-2026-2870
CVE-2026-2870
Description
A security flaw has been discovered in Tenda A21 1.0.0.0. Affected by this issue is the function set_qosMib_list of the file /goform/formSetQosBand. The manipulation of the argument list results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:o:tenda:a21_firmware:1.0.0.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
5- github.com/QIU-DIE/cve-nneeww/issues/1nvdExploitIssue TrackingMitigationThird Party Advisory
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdPermissions RequiredVDB Entry
- www.tenda.com.cnnvdProduct
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