Vulnerability in Apache Software Foundation Syncope
CVE-2026-73195
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.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.
Affected products
Weakness classification (CWE)
References
- security@apache.org (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2026-73195?
- CVE-2026-73195 is a high-severity vulnerability in Apache Software Foundation Syncope, classified under Improper Encoding or Escaping of Output. CVSS score: 7.3/10. Published 2026-09-14.
- How severe is CVE-2026-73195?
- High severity. CVSS v3 base score is 7.3 out of 10.