CVE-2026-22924
Critical · 9.1CVSS
9.1
EPSS
0.3%
Published
May 12, 2026
CISA due date
—
The record
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V5.0). The affected application does not properly restrict unauthenticated connections and is susceptible to resource exhaustion conditions. This could allow an attacker to disrupt normal operations or perform unauthorized actions, potentially impacting system availability and integrity.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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