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CVE-2026-2876

🗓️ 21 Feb 2026 17:32:11Reported by VulDBType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 56 Views🌐 WEB

Remote stack-based overflow in Tenda A18 parse_macfilter_rule via setBlackRule; exploit disclosed.

Related
Detection
Affected
Refs
Paths
Social
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-2876
21 Feb 202617:32
–attackerkb
circl
Circl
CVE-2026-2876
24 Feb 202603:00
–circl
cnnvd
CNNVD
Tenda A18 security vulnerabilities
21 Feb 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-2876 Tenda A18 setBlackRule parse_macfilter_rule stack-based overflow
21 Feb 202617:32
–cvelist
nvd
NVD
CVE-2026-2876
21 Feb 202618:16
–nvd
osv_cve
osv_cve
CVE-2026-2876
21 Feb 202618:16
–osv_cve
ptsecurity
Positive Technologies
PT-2026-21389
21 Feb 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-2876: Stack-based Buffer Overflow
21 Feb 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-2876
22 Feb 202619:11
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-2876 Tenda A18 setBlackRule parse_macfilter_rule stack-based overflow
21 Feb 202617:32
–vulnrichment
NVD
Vulners
Node
AND
tendaa18_firmwareMatch15.13.07.13
tendaa18Match-
[
  {
    "vendor": "Tenda",
    "product": "A18",
    "versions": [
      {
        "version": "15.13.07.13",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
deviceListrequest body/goform/setBlackRuleA stack-based buffer overflow in the parse_macfilter_rule function occurs when processing the deviceList argument in the /goform/setBlackRule endpoint.CWE-119, CWE-121

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17 Jun 2026 10:31Current
8.7High risk
Vulners AI Score8.7
CVSS 48.7
CVSS 3.18.8
CVSS 38.8
CVSS 29
EPSS0.00602
SSVC
56