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Description

A vulnerability was found in Tenda HG7HG9 and HG10 300001138_en_xpon. This affects the function formPPPEdit of the file /boaform/formPPPEdit. The manipulation of the argument encodename results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

PUBLISHED Reserved 2026-06-08 | Published 2026-06-08 | Updated 2026-06-08 | Assigner VulDB




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

300001138_en_xpon
affected

300001138_en_xpon
affected

Timeline

2026-06-08:Advisory disclosed
2026-06-08:VulDB entry created
2026-06-08:VulDB entry last update

Credits

zhihua xie (VulDB User) reporter

References

vuldb.com/vuln/369163 (VDB-369163 | Tenda HG7HG9/HG10 formPPPEdit stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/369163/cti (VDB-369163 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-11553 (CVE-2026-11553 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/836778 (Submit #836778 | Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon stack-based buffer overflow) third-party-advisory

github.com/xiezhihua-1127/Tenda-Stack-Overflow.git related

github.com/...-1127/Tenda-Stack-Overflow/blob/main/report.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-11553)

nvd.nist.gov (CVE-2026-11553)

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