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CVE-2026-2909: Stack-based Buffer Overflow

🗓️ 22 Feb 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

A vulnerability was detected in Tenda HG9 300001138. This affects an unknown part of the file /boaform/formPing of the component Diagnostic Ping Endpoint. Performing a manipulation of the argument pingAddr results in stack-based buffer overflow. T...

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-2909
22 Feb 202602:02
–attackerkb
bdu_fstec
BDU FSTEC
The vulnerability of the formPing() function on Boa HTTP-servers of Tenda HG9 microprogrammed routing software allows attackers to execute arbitrary code or cause service failures.
29 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-2909
22 Feb 202603:00
–circl
cnnvd
CNNVD
Tenda HG9 安全漏洞
22 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-2909
22 Feb 202602:02
–cve
cvelist
Cvelist
CVE-2026-2909 Tenda HG9 Diagnostic Ping Endpoint formPing stack-based overflow
22 Feb 202602:02
–cvelist
nvd
NVD
CVE-2026-2909
22 Feb 202602:16
–nvd
osv
OSV
CVE-2026-2909
22 Feb 202602:16
–osv
ptsecurity
Positive Technologies
PT-2026-21410
22 Feb 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-2909
23 Feb 202607:26
–redhatcve
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23 Feb 2026 00:00Current
CVSS 48.7
CVSS 3.18.8
CVSS 29
CVSS 38.8
EPSS0.00578
SSVC
0