High severity · published May 2, 2026
CVE-2026-7608
TRENDnet TEW-821DAP tools_diagnostic os command injection
8.0
CVSS
5.7%
EPSS
No
On KEV
Description
A vulnerability was detected in TRENDnet TEW-821DAP up to 1.12B01. The affected element is the function tools_diagnostic. The manipulation results in os command injection. The exploit is now 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:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.7% · higher than 93% 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-2026-7608
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7608
Exploit
https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_CI1.md
Third Party Advisory
https://vuldb.com/submit/806215
Third Party Advisory
https://vuldb.com/vuln/360565
Permissions Required
https://vuldb.com/vuln/360565/cti
More from TEW-821DAP
10.0
CVE-2026-77946
TRENDnet TEW-821DAP NTP Timezone Configuration apply_time.cgi uci_safe_get stack-based overflow
8.8
CVE-2026-15484
TRENDnet TEW-821DAP ssi tools_nslookup sub_41EC14 buffer overflow
8.8
CVE-2026-15483
TRENDnet TEW-821DAP ssi tools_nslookup sub_41EC14 buffer overflow
8.8
CVE-2026-7609
TRENDnet TEW-821DAP Firmware Udpate diagnostic tools_diagnostic os command injection
8.8
CVE-2026-7607
TRENDnet TEW-821DAP Firmware Udpate auto_update_firmware buffer overflow