urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API)

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CVE-2023-25699

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in VideoWhisper.Com VideoWhisper Live Streaming Integration allows OS Command Injection.This issue affects VideoWhisper Live Streaming Integration: from n/a through 5.5.15...

CVE-2022-23640

Excel-Streaming-Reader is an easy-to-use implementation of a streaming Excel reader using Apache POI. Prior to xlsx-streamer 2.1.0, the XML parser that was used did apply all the necessary settings to prevent XML Entity Expansion issues. Upgrade to version 2.1.0 to receive a patch. There is no...

PT-2026-1853

Name of the Vulnerable Software and Affected Versions Vivotek IP7137 camera versions prior to 0200a Description The Vivotek IP7137 camera is affected by an information disclosure issue. Live camera footage can be accessed through the Real Time Streaming Protocol RTSP on port 8554 without...

UBUNTU-CVE-2026-21441

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview urllib3 is a HTTP library with thread-safe connection pooling, file post, and more. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the streaming API when handling HTTP redirects. An attacker can cause excessive...

AZL-73730 CVE-2026-21441 affecting package python-urllib3 for versions less than 2.0.7-4

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

CVE-2026-21441

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

CVE-2026-21441 urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API)

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

CVE-2026-21441

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

EUVD-2026-1188

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

CVE-2026-21441 urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API)

urllib3 is an HTTP client library for Python. urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP...

CVE-2026-21441

CVE-2026-21441 (urllib3) : The issue occurs in urllib3’s streaming API where, for HTTP redirect responses, the client decompresses the entire response body even before any reads are issued, enabling potential resource exhaustion (CPU/memory) via decompression bombs. Affected versions are prior to...

GHSA-38JV-5279-WG99 Decompression-bomb safeguards bypassed when following HTTP redirects (streaming API)

Impact urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP Content-Encoding header e.g., gzip,...

Decompression-bomb safeguards bypassed when following HTTP redirects (streaming API)

Impact urllib3's streaming API is designed for the efficient handling of large HTTP responses by reading the content in chunks, rather than loading the entire response body into memory at once. urllib3 can perform decoding or decompression based on the HTTP Content-Encoding header e.g., gzip,...

CVE-2019-7655

Wowza Streaming Engine 4.8.0 and earlier from multiple authenticated XSS vulnerabilities via the 1 customList%5B0%5D.value field in enginemanager/server/serversetup/editadv.htm of the Server Setup configuration or the 2 host field in enginemanager/jspringsecuritycheck of the login form. This issu...

CVE-2019-7654

Wowza Streaming Engine 4.8.0 and earlier suffers from multiple CSRF vulnerabilities. For example, an administrator, by following a link, can be tricked into making unwanted changes such as adding another admin user via enginemanager/server/user/edit.htm in the Server-Users component. This issue w...

CVE-2019-7656

A privilege escalation vulnerability in Wowza Streaming Engine 4.8.0 and earlier allows any unprivileged Linux user to escalate privileges to root. The installer sets too relaxed permissions on /usr/local/WowzaStreamingEngine/bin/ core program files. By injecting a payload into one of those files...

PT-2026-2060

Name of the Vulnerable Software and Affected Versions urllib3 versions 1.22 through 2.6.2 Description urllib3 is a Python HTTP client library. Its streaming API is designed for efficient handling of large HTTP responses by reading content in chunks. The library decompresses content based on the...

Medium: python-urllib3

Issue Overview: urllib3 is a user-friendly HTTP client library for Python. Starting in version 1.24 and prior to 2.6.0, the number of links in the decompression chain was unbounded allowing a malicious server to insert a virtually unlimited number of compression steps leading to high CPU usage an...