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High severity · published Jan 21, 2026
CVE-2021-47802
Tenda D151 & D301 - Configuration Download
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
Tenda D151 and D301 routers contain an unauthenticated configuration download vulnerability that allows remote attackers to retrieve router configuration files. Attackers can send a request to /goform/getimage endpoint to download configuration data including admin credentials without authentication.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TD
Tenda D151 & D301 · Shenzhen Tenda Technology Co.,Ltd.
All versions, or not specified · source: vendor
DF
D151 Firmware · Tenda
All versions, or not specified · source: NVD
DF
D301 Firmware · Tenda
All versions, or not specified · source: NVD
Affected product
TD
Tenda D151 & D301
Shenzhen Tenda Technology Co.,Ltd.
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-47802
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-47802
Exploit
https://www.exploit-db.com/exploits/49782
Product
https://www.tendacn.com/us/
Broken Link
https://www.vulncheck.com/advisories/tenda-d-d-configuration-download