CVE-2026-40434HIGH 8.1EPSS p13.7%

CVE-2026-40434CVE-2026-40434

Description

Anviz CrossChex Standard lacks source verification in the client/server channel, enabling TCP packet injection by an attacker on the same network to alter or disrupt application traffic.

Scoring

CVSS 3.18.1 (HIGH)
VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS0.23% probability of exploitation · percentile 13.7% · 2026-06-19T12:03:05Z
Published2026-04-17
Last modified2026-05-04

Underlying weaknesses· 1

CWE-940

References

  1. https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.json
  2. https://www.anviz.com/contact-us.html
  3. https://www.cisa.gov/news-events/ics-advisories/icsa-26-106-03

1

TypeTargetConfidenceTier
WeaknessImproper Verification of Source of a Communication Channelcwe-9400%live

Related by meaning· 6

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

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