CVE-2026-58233: SAP SE SAP Change And Transport System Attach Tool Ctsattach

High severity, CVSS 7.6. EPSS: 0.6% chance of exploitation in the next 30 days.

SAP Change and Transport System Attach Tool (ctsattach) allows an authenticated attacker to supply a specially crafted archive file which, when processed by the application�s library, can trigger insecure deserialization and lead to remote code execution (RCE) on the system. Successful exploitation requires a victim to process the malicious archive, enabling the attacker to execute the RCE and extract sensitive information and gain control over the system and its processes. This vulnerability has a high impact on confidentiality and integrity of the data, with a low impact on the availability of the system.

Affected products

• SAP SE SAP Change And Transport System Attach Tool Ctsattach

Published 2026-07-14. Last modified 2026-07-14.