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.

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History

Fri, 27 Mar 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Siemens
Siemens cpci85 Central Processing\/communication
Siemens sicore Base System
Vendors & Products Siemens
Siemens cpci85 Central Processing\/communication
Siemens sicore Base System

Thu, 26 Mar 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 26 Mar 2026 14:30:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: siemens

Published:

Updated: 2026-03-26T18:24:41.814Z

Reserved: 2026-02-23T10:07:00.531Z

Link: CVE-2026-27664

cve-icon Vulnrichment

Updated: 2026-03-26T17:54:51.045Z

cve-icon NVD

Status : Received

Published: 2026-03-26T15:16:34.340

Modified: 2026-03-26T15:16:34.340

Link: CVE-2026-27664

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-27T08:34:10Z

Weaknesses