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CVE-2026-2139

🗓️ 08 Feb 2026 06:32:09Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 59 Views🌐 WEB

CVE-2026-2139 remote buffer overflow in Tenda TX9 via fast_setting_wifi_set.

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Detection
Affected
Refs
Paths
Social
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-2139
8 Feb 202606:32
–attackerkb
bdu_fstec
BDU FSTEC
Tenda TX9 Pro sub_432580 Function Use-After-Free
4 Mar 202600:00
–bdu_fstec
cnnvd
CNNVD
Tenda TX9 security vulnerabilities
8 Feb 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-2139 Tenda TX9 fast_setting_wifi_set sub_432580 buffer overflow
8 Feb 202606:32
–cvelist
euvd
EUVD
EUVD-2026-5809
8 Feb 202606:32
–euvd
nvd
NVD
CVE-2026-2139
8 Feb 202607:15
–nvd
osv_cve
osv_cve
CVE-2026-2139
8 Feb 202607:15
–osv_cve
ptsecurity
Positive Technologies
PT-2026-6966
8 Feb 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-2139: Buffer Copy without Checking Size of Input
8 Feb 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-2139
9 Feb 202607:14
–redhatcve
Rows per page
NVD
Vulners
Node
AND
tendatx9_firmwareRange≤22.03.02.10
tendatx9Match-
[
  {
    "vendor": "Tenda",
    "product": "TX9",
    "versions": [
      {
        "version": "22.03.02.10_multi",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:tenda:tx9_firmware:*:*:*:*:*:*:*:*"
    ]
  }
]
ParameterPositionPathDescriptionCWE
ssidrequest body/goform/fast_setting_wifi_setA buffer overflow vulnerability exists in the sub_432580 function when processing the 'ssid' argument in the /goform/fast_setting_wifi_set endpoint.CWE-119, CWE-120

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17 Jun 2026 10:30Current
8.3High risk
Vulners AI Score8.3
CVSS 48.7
CVSS 3.18.8
CVSS 38.8
CVSS 29
EPSS0.00722
SSVC
59