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Description

A vulnerability was determined in Tenda CH22 1.0.0.1. Affected is the function formWebTypeLibrary of the file /goform/webtypelibrary of the component Parameter Handler. This manipulation of the argument webSiteId causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized.

PUBLISHED Reserved 2026-03-31 | Published 2026-03-31 | Updated 2026-03-31 | 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

1.0.0.1
affected

Timeline

2026-03-31:Advisory disclosed
2026-03-31:VulDB entry created
2026-03-31:VulDB entry last update

Credits

LtzHust2 (VulDB User) reporter

References

vuldb.com/vuln/354332 (VDB-354332 | Tenda CH22 Parameter webtypelibrary formWebTypeLibrary stack-based overflow) vdb-entry technical-description

vuldb.com/vuln/354332/cti (VDB-354332 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/submit/780209 (Submit #780209 | Tenda CH22 V1.0.0.1 Stack-based Buffer Overflow) third-party-advisory

github.com/...heng/vuldb_new/blob/main/CH22/vul_49/README.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-5204)

nvd.nist.gov (CVE-2026-5204)

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