CVE-2025-62727 Starlette vulnerable to O(n^2) DoS via Range header merging in starlette.responses.FileResponse

Starlette is a lightweight ASGI framework/toolkit. Starting in version 0.39.0 and prior to version 0.49.1 , an unauthenticated attacker can send a crafted HTTP Range header that triggers quadratic-time processing in Starlette's FileResponse Range parsing/merging logic. This enables CPU exhaustion...

EUVD-2025-36555

Starlette is a lightweight ASGI framework/toolkit. Prior to 0.49.1 , an unauthenticated attacker can send a crafted HTTP Range header that triggers quadratic-time processing in Starlette's FileResponse Range parsing/merging logic. This enables CPU exhaustion per request, causing denial‑of‑service...

CVE-2025-62727

Starlette is a lightweight ASGI framework/toolkit. Starting in version 0.39.0 and prior to version 0.49.1 , an unauthenticated attacker can send a crafted HTTP Range header that triggers quadratic-time processing in Starlette's FileResponse Range parsing/merging logic. This enables CPU exhaustion...

CVE-2025-62727

CVE-2025-62727 (Starlette) : Affects Starlette before version 0.49.1, where an unauthenticated attacker can send a crafted HTTP Range header triggering quadratic-time processing in FileResponse Range parsing/merging, causing CPU exhaustion and denial of service on file-serving endpoints. A fix is...

CVE-2025-62727 Starlette vulnerable to O(n^2) DoS via Range header merging in starlette.responses.FileResponse

Starlette is a lightweight ASGI framework/toolkit. Starting in version 0.39.0 and prior to version 0.49.1 , an unauthenticated attacker can send a crafted HTTP Range header that triggers quadratic-time processing in Starlette's FileResponse Range parsing/merging logic. This enables CPU exhaustion...

PT-2025-44209

Name of the Vulnerable Software and Affected Versions Starlette versions 0.39.0 through 0.49.0 Description Starlette is a lightweight ASGI framework/toolkit. An unauthenticated attacker can send a crafted HTTP Range header that triggers quadratic-time processing in Starlette's FileResponse Range...

Starlette 安全漏洞

Starlette is a lightweight ASGI framework/toolkit open-sourced by Encode. It is ideal for building asynchronous web services in Python. Starlette 0.49.1 before the version of a security vulnerability , the vulnerability stems from the FileResponse Range parsing merge logic has a secondary time...

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EUVD-2025-6813

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EUVD-2023-0245

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EUVD-2025-6983

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Security Bulletin: IBM Maximo Application Suite Ai-Service Component uses Starlette framework which is vulnerable to CVE-2025-54121.

Summary Security Bulletin: IBM Maximo Application Suite Ai-Service Component uses Starlette framework which is vulnerable to CVE-2025-54121. This bulletin contains information regarding the vulnerability and its fixture. Vulnerability Details CVEID:CVE-2025-54121 DESCRIPTION: Starlette is a...

Security Bulletin: Multiple Vulnerabilities in IBM watsonx Code Assistant On Prem

Summary Multiple vulnerabilities were addressed in IBM watsonx Code Assistant On Prem V5.2 Vulnerability Details CVEID:CVE-2025-54121 DESCRIPTION: Starlette is a lightweight ASGI Asynchronous Server Gateway Interface framework/toolkit, designed for building async web services in Python. In versio...

Security Bulletin: Multiple Vulnerabilities in IBM watsonx Code Assistant On Prem

Summary Multiple vulnerabilities were addressed in IBM watsonx Code Assistant On Prem V5.2 Vulnerability Details CVEID:CVE-2025-54121 DESCRIPTION: Starlette is a lightweight ASGI Asynchronous Server Gateway Interface framework/toolkit, designed for building async web services in Python. In versio...

ROS-20250825-04

A vulnerability in ASGI Starlette toolkit for creating asynchronous Python web services is related to blocking the main thread for transferring a file to disk. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

Linux Distros Unpatched Vulnerability : CVE-2025-54121

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Starlette is a lightweight ASGI Asynchronous Server Gateway Interface framework/toolkit, designed for building async web services in Python. In versions 0.47.1...

openSUSE Security Advisory (SUSE-SU-2025:02544-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

openSUSE 15 Security Update : python-starlette (SUSE-SU-2025:02544-1)

The remote openSUSE 15 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2025:02544-1 advisory. - CVE-2025-54121: Correctly parse multi-part form with large files to avoid DoS. bsc1246855 Tenable has extracted the preceding description block directly...