High severity · published May 2, 2026
CVE-2026-7610
TRENDnet TEW-821DAP Firmware Update ssi cleartext transmission
8.1
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability has been found in TRENDnet TEW-821DAP 1.12B01. This affects an unknown function of the file /www/cgi/ssi of the component Firmware Update. Such manipulation leads to cleartext transmission of sensitive information. The attack can be executed remotely. This attack is characterized by high complexity. The exploitability is reported as difficult. The exploit has been disclosed to the public and may be used. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TE
TEW-821DAP · TRENDnet
1.12B01 · source: vendor
TF
Tew-821dap Firmware · Trendnet
1.12b01 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7610
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7610
Exploit
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_Down.md
Third Party Advisory
https://vuldb.com/submit/806217
Third Party Advisory
https://vuldb.com/vuln/360567
Permissions Required
https://vuldb.com/vuln/360567/cti
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