CVE-2026-76590

8.6 highEPSS 0.9%

High (8.6). EPSS 0.9% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.6 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P

CVSS 3.1

9.9 critical

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

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-121
Published: 2026-08-19
Modified: 2026-08-21
Record from: the NVD, synced 2026-10-19

References

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

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