What is CVE-2026-82555?

CVE-2026-82555 is a low-severity vulnerability in Totolink N600r, classified under Cryptographic Issues. CVSS score: 3.7/10. Published 2026-08-30.

How severe is CVE-2026-82555?

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

Vulnerability in Totolink N600r

CVE-2026-82555

A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function loginAuth of the file /web_cste/cgi-bin/cstecgi.cgi of the component Authentication Handler. Such manipulation leads to insufficiently random values. It is possible to launch the attack remotely. This attack is characterized by high complexity. It is stated that the exploitability is difficult. The exploit has been disclosed to the public and may be used.

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

Totolink N600r — versions 4.3.0cu.7866_B20220506

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2026-82555?: CVE-2026-82555 is a low-severity vulnerability in Totolink N600r, classified under Cryptographic Issues. CVSS score: 3.7/10. Published 2026-08-30.
How severe is CVE-2026-82555?: Low severity. CVSS v3 base score is 3.7 out of 10.