CVE-2026-82555
published 2026-08-30CVE-2026-82555: A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function loginAuth of the file…
PriorityP421low3.7CVSS 3.1
AVNACHPRNUINSUCLINAN
EPSS
0.43%
37.2th percentile
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.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| totolink | n600r | — | — |
CVSS provenance
nvdv3.13.7LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
nvdv4.02.9LOWCVSS: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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
nvdv2.02.6LOWAV:N/AC:H/Au:N/C:P/I:N/A:N
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GHSA
A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506.
ghsa_unreviewed·2026-08-30
CVE-2026-82555 [LOW] A vulnerability has been found in TOTOLINK N600R 4.3.0cu.7866_B20220506.
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.
VulDB
TOTOLINK N600R 4.3.0cu.7866_B20220506 Authentication cstecgi.cgi loginAuth random values
vuldb·2026-08-29·CVSS 3.7
CVE-2026-82555 [LOW] TOTOLINK N600R 4.3.0cu.7866_B20220506 Authentication cstecgi.cgi loginAuth random values
A vulnerability, which was classified as problematic, was 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.
This vulnerability is referenced as CVE-2026-82555. It is possible to launch the attack remotely. Furthermore, an exploit is available.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://github.com/b1uerry/cves/blob/main/TOTOLINK/N600R/TOTOLINK_N600R_predictable-token/poc.pyhttps://github.com/b1uerry/cves/tree/main/TOTOLINK/N600R/TOTOLINK_N600R_predictable-tokenhttps://vuldb.com/cve/CVE-2026-82555https://vuldb.com/submit/891698https://vuldb.com/vuln/397071https://vuldb.com/vuln/397071/ctihttps://www.totolink.net/
2026-08-30
Published