Deserialization in Apache Causeway

CVE-2025-64408

Apache Causeway faces Java deserialization vulnerabilities that allow remote code execution (RCE) through user-controllable URL parameters. These vulnerabilities affect all applications using Causeway's ViewModel functionality and can be exploited by authenticated attackers to execute arbitrary code with application privileges.  This issue affects all current versions. Users are recommended to upgrade to version 3.5.0, which fixes the issue.

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.108 (95.7th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-64408: held from 0.108 to 0.108.

EPSS over last 30 days · oldest: 0.108 · newest: 0.108 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-64408?
CVE-2025-64408 is a medium-severity vulnerability in Apache Causeway, classified under Deserialization of Untrusted Data. CVSS score: 6.3/10. Published 2025-11-19.
How severe is CVE-2025-64408?
Medium severity. CVSS v3 base score is 6.3 out of 10.