What is CVE-2026-19891?

CVE-2026-19891 is a low-severity vulnerability in Trendnet Tew-Wlc100, classified under Cryptographic Issues. CVSS score: 3.7/10. Published 2026-08-15.

How severe is CVE-2026-19891?

Low severity. CVSS v3 base score is 3.7 out of 10.

Vulnerability in Trendnet Tew-Wlc100

CVE-2026-19891

A vulnerability was determined in TRENDnet TEW-WLC100 2.05b02. This affects an unknown function of the file /etc/racoon.conf of the component IKE Phase 1 Aggressive Mode. This manipulation of the argument exchange_mode causes missing encryption of sensitive data. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is reported as difficult. The vendor was contacted early about this disclosure.

Vulnerability class: POODLE (CVE-2014-3566)

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Trendnet Tew-wlc100 — versions 2.05b02

Weakness classification (CWE)

References

cna@vuldb.com (related)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)

Frequently asked questions

What is CVE-2026-19891?: CVE-2026-19891 is a low-severity vulnerability in Trendnet Tew-Wlc100, classified under Cryptographic Issues. CVSS score: 3.7/10. Published 2026-08-15.
How severe is CVE-2026-19891?: Low severity. CVSS v3 base score is 3.7 out of 10.