CVE-2026-77988

TRENDnet TEW-823DRU CLI Configuration Tool nvram_get command injection

A weakness has been identified in TRENDnet TEW-823DRU 1.1.02b01. This vulnerability affects the function nvram_get of the component CLI Configuration Tool. This manipulation causes command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Affected

TRENDnet · TEW-823DRU

CVSS v4.0 VULDB

2.0 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

6.6 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

CVSS v2.0 VULDB

5.8 MEDIUMAV:N/AC:L/Au:M/C:P/I:P/A:P

EPSS

2.40% chance of exploitation in the next 30 days, 84th percentile

Published

2026-08-22

Updated

2026-08-24

Proof-of-concept exploits (1)

• dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TEW-823DRU_bin_cli…

References

• CVE Record
• NVD entry

Related

• CVE-2026-12813
• CVE-2026-6483
• CVE-2026-77945
• CVE-2026-77946
• CVE-2026-79911
• CVE-2026-79912