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HIGHCVE-2026-27664Published Modified CNA siemens

CVE-2026-27664: A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26

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.

Metrics

CVSS v4.0
8.7
Severity
HIGH
Fixed in
V26.10
Affected Products
2

Fix available

V26.10V26.10.0
Affected packages
  • Siemens / CPCI85 Central Processing/Communication
    < V26.10 (from 0)
  • Siemens / SICORE Base system
    < V26.10.0 (from 0)
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N