CVE-2026-7548HIGH 8.8EPSS p70.7%

CVE-2026-7548CVE-2026-7548

Description

A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. This affects the function sub_41A68C of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument setUssd results in command injection. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS1.49% probability of exploitation · percentile 70.7% · 2026-06-19T12:03:05Z
Published2026-05-01
Last modified2026-05-01

Underlying weaknesses· 2

CWE-74CWE-77

References

  1. https://github.com/newym/cve/blob/main/totolink%20nr1800x%20command%20injection.md
  2. https://vuldb.com/submit/804417
  3. https://vuldb.com/vuln/360358
  4. https://vuldb.com/vuln/360358/cti
  5. https://www.totolink.net/

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')cwe-740%live
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.