CVE-2026-40434

EUVD-2026-23533
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
ADJACENT_NETWORK
LOW
NONE
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 12%
Affected Products (NVD)
VendorProductVersion
anvizcrosschex_standard
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.json
https://www.anviz.com/contact-us.html
https://www.cisa.gov/news-events/ics-advisories/icsa-26-106-03