CVE-2026-40434

HIGH

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.

CVSS v3.1 Score

8.1
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Published: 4/17/2026Modified: 4/20/2026

Related Intelligence (1)

CRITICALApt

Anviz Multiple Products

<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>Successful exploitation of these vulnerabilities could allow attackers to conduct reconnaissance, capture or decrypt sensitive data, alter device configurations, gain unauthorized administrative or root‑level access, execute arbitrary

CVE-2026-32648CVE-2026-40461
CISA Advisories

References (3)

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