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CVE-2025-48924— Apache Commons Lang, Apache Commons Lang: ClassUtils.getClass(...) can throw a StackOverflowError on very long inputs

Quick assessment

Affected
Apache Software Foundation Apache Commons Lang
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Commons Lang是美国阿帕奇（Apache）基金会的一个工具库。 Apache Commons Lang 2.0至2.6版本和3.0至3.18.0之前版本存在安全漏洞，该漏洞源于ClassUtils.getClass方法存在无限递归，可能导致栈溢出。

AI Predicted 7.5 Difficulty: Easy EPSS 2.27% · P82

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2025-48924

Vulnerability Information
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Vulnerability Title
Apache Commons Lang, Apache Commons Lang: ClassUtils.getClass(...) can throw a StackOverflowError on very long inputs
Source: CVE Program / CVE List V5
Vulnerability Description
Uncontrolled Recursion vulnerability in Apache Commons Lang. This issue affects Apache Commons Lang: Starting with commons-lang:commons-lang 2.0 to 2.6, and, from org.apache.commons:commons-lang3 3.0 before 3.18.0. The methods ClassUtils.getClass(...) can throw StackOverflowError on very long inputs. Because an Error is usually not handled by applications and libraries, a StackOverflowError could cause an application to stop. Users are recommended to upgrade to version 3.18.0, which fixes the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的递归
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Commons Lang 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Commons Lang是美国阿帕奇（Apache）基金会的一个工具库。 Apache Commons Lang 2.0至2.6版本和3.0至3.18.0之前版本存在安全漏洞，该漏洞源于ClassUtils.getClass方法存在无限递归，可能导致栈溢出。
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 Commons Lang 2.0 ~ 2.6 -
Apache Software Foundation Apache Commons Lang 3.0 ~ 3.18.0 -

II. Public POCs for CVE-2025-48924

# POC Description Source Link Shenlong Link
1 Apache's commons-lang2 v2.6 with a backported fix for CVE-2025-48924 https://github.com/njawalkar/apache-commons-lang2 POC Details
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III. Intelligence Information for CVE-2025-48924

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IV. Related Vulnerabilities

Same vendor: Apache Software Foundation
Same weakness: CWE-674

V. Comments for CVE-2025-48924

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