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CVE-2026-4565

🗓️ 23 Mar 2026 00:34:59Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov👁 42 Views

Buffer overflow in Tenda AC21 formSetQosBand enables remote exploitation via SetNetControlList.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-4565
23 Mar 202600:34
–attackerkb
bdu_fstec
BDU FSTEC
Tenda AC21 Router DoS
31 Mar 202600:00
–bdu_fstec
circl
Circl
CVE-2026-4565
22 Mar 202608:38
–circl
cnnvd
CNNVD
Tenda AC21 security vulnerabilities
23 Mar 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-4565 Tenda AC21 SetNetControlList formSetQosBand buffer overflow
23 Mar 202600:34
–cvelist
euvd
EUVD
EUVD-2026-14343
23 Mar 202600:34
–euvd
nvd
NVD
CVE-2026-4565
23 Mar 202601:16
–nvd
ptsecurity
Positive Technologies
PT-2026-27014
22 Mar 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-4565: Buffer Copy without Checking Size of Input
23 Mar 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-4565
26 Mar 202614:58
–redhatcve
Rows per page
NVD
Vulners
Node
AND
tendaac21_firmwareMatch16.03.08.16
tendaac21Match1.0
[
  {
    "vendor": "Tenda",
    "product": "AC21",
    "versions": [
      {
        "version": "16.03.08.16",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*"
    ]
  }
]

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17 Jun 2026 10:56Current
8.4High risk
Vulners AI Score8.4
CVSS 48.7
CVSS 3.18.8
CVSS 38.8
CVSS 29
EPSS0.01021
SSVC
42