CVE-2026-2202 | THREATINT

Description

A vulnerability was detected in Tenda AC8 16.03.33.05. Affected is the function fromSetWifiGusetBasic of the file /goform/WifiGuestSet of the component httpd. The manipulation of the argument shareSpeed results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.

PUBLISHED Reserved 2026-02-07 | Published 2026-02-09 | Updated 2026-02-23 | 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

Buffer Overflow

Memory Corruption

Product status

16.03.33.05

affected

Timeline

2026-02-07:	Advisory disclosed
2026-02-07:	VulDB entry created
2026-02-10:	VulDB entry last update

Credits

sunnyyaya (VulDB User) reporter

References

vuldb.com/?id.344905 (VDB-344905 | Tenda AC8 httpd WifiGuestSet fromSetWifiGusetBasic buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.344905 (VDB-344905 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.750225 (Submit #750225 | Tenda AC8 V16.03.33.05 Denial of Service) third-party-advisory

github.com/.../AC8/WifiGuestSet-sharespeed-bufferoverflow.md related

github.com/.../AC8/WifiGuestSet-sharespeed-bufferoverflow.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-2202)

nvd.nist.gov (CVE-2026-2202)

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