CVE-2026-24656— Apache Karaf: Decanter log-socket collector has deserialization vulnerability
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I. Basic Information for CVE-2026-24656
Vulnerability Information
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Vulnerability Title
Apache Karaf: Decanter log-socket collector has deserialization vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache Karaf Decanter 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Karaf Decanter是Apache基金会的一个监控和告警模块。 Apache Karaf Decanter 2.12.0之前版本存在安全漏洞，该漏洞源于log socket collector存在不可信数据反序列化，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache Karaf | 0 ~ 2.12.0 | - |
II. Public POCs for CVE-2026-24656
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|---|
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Same Patch Batch · Apache Software Foundation · 2026-01-26 · 3 CVEs total
| CVE-2016-15057 | Apache Continuum: Command injection leading to RCE | |
| CVE-2025-27821 | HDFS native client: Out of bounds write in URI parser of native HDFS client |
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