The vulnerability of the set_device_name() function in Tenda A21 router microprogramming software allows a hacker to execute arbitrary code or cause a service failure.
🗓️ 18 Sep 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 9 Views
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | CVE-2026-2872 | 21 Feb 202616:02 | – | attackerkb |
 | CVE-2026-2872 | 24 Feb 202604:00 | – | circl |
 | Tenda A21 安全漏洞 | 21 Feb 202600:00 | – | cnnvd |
 | CVE-2026-2872 | 21 Feb 202616:02 | – | cve |
 | CVE-2026-2872 Tenda A21 MAC Filtering Configuration Endpoint setBlackRule set_device_name stack-based overflow | 21 Feb 202616:02 | – | cvelist |
 | CVE-2026-2872 | 21 Feb 202616:16 | – | nvd |
 | CVE-2026-2872 | 21 Feb 202616:16 | – | osv |
 | PT-2026-21381 | 21 Feb 202600:00 | – | ptsecurity |
 | CVE-2026-2872: Stack-based Buffer Overflow | 21 Feb 202600:00 | – | rapid7 |
 | CVE-2026-2872 | 22 Feb 202619:11 | – | redhatcve |
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18 Sep 2026 00:00Current
9Critical risk
Vulners AI Score9
CVSS 38.8
CVSS 29
EPSS0.01048