CVE-2026-82555
A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506.
Does this matter?
Lower severity and a low EPSS score (0.43%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 4.0
- 2.9 LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.43% probability · 37th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-310, CWE-330
- Source
- cna@vuldb.com
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/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.