Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-82555
TOTOLINK N600R Authentication cstecgi.cgi loginAuth random values
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N H N N N L N N 2.9 .0066 50.0 —
AFFECTED
Product Versions Fixed
N600R 4.3.0cu.7866_B20220506 – —
TIMELINE
Aug 29 Reserved by VulDB
Aug 30 Published (CNA: VulDB)
Aug 31 EXPLOIT PUBLISHED — CVE-2026-82555 (TOTOLINK N600R). Public exploit reference added.
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.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| August 29, 2026 | Reserved | Reserved by VulDB |
| August 30, 2026 | Published | Published (CNA: VulDB) |
| August 31, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-82555 (TOTOLINK N600R). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| TOTOLINK | N600R | — | 4.3.0cu.7866_B20220506 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-82555 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.