CVE-2026-6155CRITICAL 9.8EPSS p75.7%

CVE-2026-6155CVE-2026-6155

Description

A weakness has been identified in Totolink A7100RU 7.4cu.2313. The impacted element is the function setWanCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument pppoeServiceName can lead to os command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks.

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
EPSS1.80% probability of exploitation · percentile 75.7% · 2026-06-19T12:03:05Z
Published2026-04-13
Last modified2026-04-27

Underlying weaknesses· 2

CWE-77CWE-78

References

  1. https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_196/README.md
  2. https://vuldb.com/submit/793679
  3. https://vuldb.com/vuln/357035
  4. https://vuldb.com/vuln/357035/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

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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CVE-2026-6115
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CVE-2026-6114
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CVE-2026-6156
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CVE-2026-6154
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CVE-2026-6116
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CVE-2026-6131
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.