CVE-2026-24656 — Apache Karaf: Decanter log-socket collector has deserialization vulnerability

Description (CNA)

Deserialization of Untrusted Data vulnerability in Apache Karaf Decanter. The Decanter log socket collector exposes the port 4560, without authentication. If the collector exposes allowed classes property, this configuration can be bypassed. It means that the log socket collector is vulnerable to deserialization of untrusted data, eventually causing DoS. NB: Decanter log socket collector is not installed by default. Users who have not installed Decanter log socket are not impacted by this issue. This issue affects Apache Karaf Decanter before 2.12.0. Users are recommended to upgrade to version 2.12.0, which fixes the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Karaf	affected 0 before 2.12.0; unaffected 2.12.0

CWE

CWE-502

References

https://lists.apache.org/thread/dc5wmdn6hyc992olntkl75kk04ndzx34

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/01/24/1

CISA-ADP

No English description supplied.

No references supplied.