CVE-2026-77945CWE-74CWE-77command-injection

CVE-2026-77945

High · published August 22, 2026

CVSS v3.1
7.4
EPSS
2%
Percentile
77.9
In the wild
Unconfirmed
What it is

A vulnerability was found in TRENDnet TEW-821DAP 2.2.01b05. Affected is an unknown function of the file /cgi-bin/upload.cgi of the component ssi. Performing a manipulation of the argument filename results in command injection. The attack may be initiated remotely. The exploit has been made public and could be used.

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P
EPSS
0.01768 · 77.9th percentile
Weaknesses
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'); CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2026-08-22T15:16Z
References (5)
https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TEW-821DAP_ssi_Arbitrary_File_Command_Injection.md · [email protected]https://vuldb.com/cve/CVE-2026-77945 · [email protected]https://vuldb.com/submit/881248 · [email protected]https://vuldb.com/vuln/394174 · [email protected]https://vuldb.com/vuln/394174/cti · [email protected]
EPSS history
Timeline
  • 22 AUG 10:45Z
    TRENDnet TEW-821DAP ssi upload.cgi command injection
    cvelistv5