CVE-2026-27476CRITICAL 9.8EPSS p83.5%

CVE-2026-27476CVE-2026-27476

Description

RustFly 2.0.0 contains a command injection vulnerability in its remote UI control mechanism that accepts hex-encoded instructions over UDP port 5005 without proper sanitization. Attackers can send crafted hex-encoded payloads containing system commands to execute arbitrary operations on the target system, including reverse shell establishment and command execution.

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
EPSS2.63% probability of exploitation · percentile 83.5% · 2026-06-18T12:00:27Z
Published2026-02-19
Last modified2026-04-15

Underlying weaknesses· 1

CWE-78

References

  1. https://packetstorm.news/files/id/215819/
  2. https://www.vulncheck.com/advisories/rustfly-command-injection-via-udp-remote-control

1

TypeTargetConfidenceTier
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.