CVE-2026-27664 — Siemens / CPCI85 Central Processing/Communication

Description (CNA)

A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.10), SICORE Base system (All versions < V26.10.0). The affected application contains an out-of-bounds write vulnerability while parsing specially crafted XML inputs. This could allow an unauthenticated attacker to exploit this issue by sending a malicious XML request, which may cause the service to crash, resulting in a denial-of-service condition.

Affected (CNA)

Vendor / product	Versions
Siemens / CPCI85 Central Processing/Communication	affected 0 before V26.10
Siemens / SICORE Base system	affected 0 before V26.10.0

CWE

CWE-787

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/7