CVE-2026-76590

A vulnerability was identified in TRENDnet TEW-755AP up to 20260702. Affected by this issue is some unknown functionality of the file /cgi-bin/wan.cgi of the component ssi. Such manipulation of the argument cameo.wan.wan_pppoe_password_00 leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

• https://github.com/meishigana/CVE/blob/main/team15_20260702/15_755ap-ssi-bof/poc/poc-ssi-overflow.py
• https://github.com/meishigana/CVE/tree/main/team15_20260702/15_755ap-ssi-bof
• https://vuldb.com/cve/CVE-2026-76590
• https://vuldb.com/submit/877850
• https://vuldb.com/vuln/393087
• https://vuldb.com/vuln/393087/cti