Vulnerability details

CVE-2026-15543

Tenda CH22

Tenda CH22 CertListInfo formCertListInfo buffer overflow

CVSS 4.0

8.7High

Official description

A vulnerability was found in Tenda CH22 1.0.0.1. This impacts the function formCertListInfo of the file /goform/CertListInfo. The manipulation of the argument Name results in buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS: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`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Tenda	CH22	1.0.0.1	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/377893 vdb-entrytechnical-description
https://vuldb.com/vuln/377893/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15543 third-party-advisory
https://vuldb.com/submit/855077 third-party-advisory
https://candle-throne-f75.notion.site/Tenda-CH22-formCertListInfo-377df0aa11858088aabaeb0f5e1909c9 exploit
https://www.tenda.com.cn/ product

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Details

Published: 2026-07-13
Last updated: 2026-07-13
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.85%

Probability of exploitation in 30 days

58.4%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption