CVE-2026-73195: Apache Syncope: CSV export spreadsheet formula injection

[Francesco Chicchiriccò <ilgrosso () apache org>]

Severity: moderate 

Affected versions:

- Apache Syncope (org.apache.syncope.core:syncope-core-provisioning-java) 3.0.0-M0 through 3.0.16
- Apache Syncope (org.apache.syncope.core:syncope-core-provisioning-java) 4.0.0-M0 through 4.0.7
- Apache Syncope (org.apache.syncope.core:syncope-core-provisioning-java) 4.1.0-M0 through 4.1.2

Description:

Improper Encoding or Escaping of Output vulnerability in Apache Syncope.



Authenticated users can store a spreadsheet formula payload in one of their own plain attributes. When such users are 
included in a CSV export and the generated CSV file is opened by a spreadsheet application, the formula may be executed.





This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 
4.1.2.

Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.

Credit:

meifukun (finder)

References:

https://syncope.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-73195