CVE-2026-87779 PUBLISHED

Apache Syncope: AES Secret Key disclosure via log output

Assigner: apache
Reserved: 09.09.2026 Published: 14.09.2026 Updated: 14.09.2026

Insertion of sensitive information into log file vulnerability in Apache Syncope.

When AES key of non-standard length (not 16/24/32 bytes) is configured, Syncope will pad the provided value with random characters. The resulting key value is logged.

This issue affects Apache Syncope: from 3.0.15 through 3.0.16, from 4.0.3 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.

Product Status

Vendor Apache Software Foundation
Product Apache Syncope
Versions Default: unaffected
  • affected from 3.0.15 to 3.0.16 (incl.)
  • affected from 4.0.3 to 4.0.7 (incl.)
  • affected from 4.1.0-M0 to 4.1.2 (incl.)

Credits

  • CyberLeo finder

References

Problem Types

  • CWE-532 Insertion of sensitive information into log file CWE