CVE-2026-7122CRITICAL 9.8EPSS p75.2%

CVE-2026-7122CVE-2026-7122

Description

A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setUPnPCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument enable leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS1.77% probability of exploitation · percentile 75.2% · 2026-06-19T12:03:05Z
Published2026-04-27
Last modified2026-04-27

Underlying weaknesses· 2

CWE-77CWE-78

References

  1. https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_307/README.md
  2. https://vuldb.com/submit/800934
  3. https://vuldb.com/vuln/359721
  4. https://vuldb.com/vuln/359721/cti
  5. https://www.totolink.net/

2

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

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