CVE-2026-82555
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/b1uerry/cves/blob/main/TOTOLINK/N600R/TOTOLINK_N600R_predictable-token/poc.py
- https://github.com/b1uerry/cves/tree/main/TOTOLINK/N600R/TOTOLINK_N600R_predictable-token
- https://vuldb.com/cve/CVE-2026-82555
- https://vuldb.com/submit/891698
- https://vuldb.com/vuln/397071
- https://vuldb.com/vuln/397071/cti
- https://www.totolink.net/
CWEs
CWE-310 CWE-330
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.