PT-2026-33503 · Anviz · Anviz Crosschex Standard

Published 2026-04-17 · Updated 2026-04-17 · CVE-2026-40434

Mitre

CVSS v3.1

8.1

High

AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

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.

Fix

Weakness Enumeration

CWE-940

Related Identifiers

CVE-2026-40434

Affected Products

Anviz Crosschex Standard

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-40434 · Security Note
• https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.json · Note
• https://cisa.gov/news-events/ics-advisories/icsa-26-106-03 · Note
• https://anviz.com/contact-us.html · Note