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CVE-2025-48976— Apache Commons FileUpload, Apache Commons FileUpload: FileUpload DoS via part headers

Quick assessment

Affected
Apache Software Foundation Apache Commons FileUpload
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 FileUpload是美国阿帕奇（Apache）基金会的一个可将文件上传到Servlet和Web应用程序的软件包。 Apache Commons FileUpload 存在安全漏洞，该漏洞源于资源分配不足，可能导致拒绝服务。以下版本受到影响：1.0至1.6之前版本和2.0.0-M1至2.0.0-M4之前版本。

AI Predicted 7.5 Difficulty: Trivial EPSS 32.96% · P98

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2025-48976

Vulnerability Information
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Vulnerability Title
Apache Commons FileUpload, Apache Commons FileUpload: FileUpload DoS via part headers
Source: CVE Program / CVE List V5
Vulnerability Description
Allocation of resources for multipart headers with insufficient limits enabled a DoS vulnerability in Apache Commons FileUpload. This issue affects Apache Commons FileUpload: from 1.0 before 1.6; from 2.0.0-M1 before 2.0.0-M4. Users are recommended to upgrade to versions 1.6 or 2.0.0-M4, which fix the issue.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Commons FileUpload 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Commons FileUpload是美国阿帕奇（Apache）基金会的一个可将文件上传到Servlet和Web应用程序的软件包。 Apache Commons FileUpload 存在安全漏洞，该漏洞源于资源分配不足，可能导致拒绝服务。以下版本受到影响：1.0至1.6之前版本和2.0.0-M1至2.0.0-M4之前版本。
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 FileUpload 1.0 ~ 1.6 -
Apache Software Foundation Apache Commons FileUpload 2.0.0-M1 ~ 2.0.0-M4 -

II. Public POCs for CVE-2025-48976

# POC Description Source Link Shenlong Link
1 CVE-2025-48976_CVE-2025-48988 https://github.com/nankuo/CVE-2025-48976_CVE-2025-48988 POC Details
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III. Intelligence Information for CVE-2025-48976

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Same Patch Batch · Apache Software Foundation · 2025-06-16 · 6 CVEs total

CVE-2025-49124 Apache Tomcat: exe side-loading via icalcs.exe in Tomcat installer for Windows
CVE-2025-49125 Apache Tomcat: Security constraint bypass for pre/post-resources
CVE-2025-48988 Apache Tomcat: FileUpload large number of parts with headers DoS
CVE-2025-47869 Apache NuttX RTOS: examples/xmlrpc: Fix calls buffers size.
CVE-2025-47868 Apache NuttX RTOS: tools/bdf-converter.: tools/bdf-converter: Fix loop termination conditi

IV. Related Vulnerabilities

Same product: Apache Commons FileUpload
Same vendor: Apache Software Foundation

V. Comments for CVE-2025-48976

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