CVE-2026-31177CRITICAL 9.8EPSS p44.0%

CVE-2026-31177CVE-2026-31177

Description

An issue was discovered in ToToLink A3300R firmware v17.0.0cu.557_B20221024 allowing attackers to execute arbitrary commands via the stunMinAlive parameter to /cgi-bin/cstecgi.cgi.

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
EPSS0.60% probability of exploitation · percentile 44.0% · 2026-06-19T12:03:05Z
Published2026-04-23
Last modified2026-04-27

Underlying weaknesses· 1

CWE-78

References

  1. https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-stun-min-alive-cmd-injection
  2. https://github.com/Svigo-o/TOTOLINK-Vul/tree/main/totolink-a3300r-stun-min-alive-cmd-injection

1

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

Related by meaning· 6

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