Improperly Controlled Sequential Memory Allocation vulnerability in foxinmy weixin4j (weixin4j-base/src/main/java/com/foxinmy/weixin4j/util modules). This vulnerability is associated with program files CharArrayBuffer.Java, ClassUtil.Java.

This issue affects weixin4j.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00042.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Foxinmy Subscribe
Weixin4j Subscribe

No data.

No data.

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Vendors Products
Foxinmy Subscribe
Weixin4j Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/foxinmy/weixin4j/pull/229 cve-icon cve-icon
History

Tue, 27 Jan 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Foxinmy
Foxinmy weixin4j
Vendors & Products Foxinmy
Foxinmy weixin4j

Tue, 27 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 27 Jan 2026 09:00:00 +0000

Type Values Removed Values Added
Description Improperly Controlled Sequential Memory Allocation vulnerability in foxinmy weixin4j (weixin4j-base/src/main/java/com/foxinmy/weixin4j/util modules). This vulnerability is associated with program files CharArrayBuffer.Java, ClassUtil.Java. This issue affects weixin4j.
Title An out-of-memory (OOM) issue in foxinmy/weixin4j
Weaknesses CWE-1325
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/AU:Y/R:A/V:D/RE:M/U:Amber'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GovTech CSG

Published:

Updated: 2026-01-27T17:01:38.527Z

Reserved: 2026-01-27T08:48:56.893Z

Link: CVE-2026-24819

cve-icon Vulnrichment

Updated: 2026-01-27T17:01:35.394Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-27T09:15:52.520

Modified: 2026-01-27T14:59:34.073

Link: CVE-2026-24819

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-27T20:17:13Z

Weaknesses