CVE-2026-27663 — Siemens / CPCI85 Central Processing/Communication

Description (CNA)

A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.10), RTUM85 RTU Base (All versions < V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.

Affected (CNA)

Vendor / product	Versions
Siemens / CPCI85 Central Processing/Communication	affected 0 before V26.10
Siemens / RTUM85 RTU Base	affected 0 before V26.10

CWE

CWE-770

References

https://cert-portal.siemens.com/productcert/html/ssa-246443.html

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.

http://seclists.org/fulldisclosure/2026/Apr/6