AlmaLinux 8 : python3.11-urllib3 (ALSA-2026:1224)

The remote AlmaLinux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:1224 advisory. urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion CVE-2025-66418 urllib3: urllib3 Streaming API improperly handles highly...

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

A flaw was found in urllib3. When processing HTTP redirect responses during data streaming, the library automatically reads and decompresses the full response body without enforcing configured size limits. A malicious server can exploit this by serving an excessively compressed response, bypassin...

Important: Red Hat Security Advisory: python3.11-urllib3 security update

An update for python3.11-urllib3 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

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

A flaw was found in urllib3. When processing HTTP redirect responses during data streaming, the library automatically reads and decompresses the full response body without enforcing configured size limits. A malicious server can exploit this by serving an excessively compressed response, bypassin...

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

A flaw was found in urllib3. When processing HTTP redirect responses during data streaming, the library automatically reads and decompresses the full response body without enforcing configured size limits. A malicious server can exploit this by serving an excessively compressed response, bypassin...

ALSA-2026:1239 Important: fence-agents security update

The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fixes: urllib3: urllib3: Unbounded decompression chain leads to resource...

[SECURITY] [DLA 4446-1] python-urllib3 security update

Debian LTS Advisory DLA-4446-1 [email protected] https://www.debian.org/lts/security/ Guilhem Moulin January 23, 2026 https://wiki.debian.org/LTS Package : python-urllib3 Version : 1.26.5-1exp1+deb11u3 CVE ID : CVE-2026-21441 Debian Bug : 1125062 It was discovered that python-urllib3, a...

RLSA-2026:0845 Important: brotli security update

Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd order context modeling, with a compression ratio comparable to the best currently available general-purpose compression methods. It...

brotli security update

An update is available for brotli. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Brotli is a generic-purpose lossless compression algorithm that compresses da...

AlmaLinux 10 : brotli (ALSA-2026:0845)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:0845 advisory. Scrapy: python-scrapy: brotli: Python brotli decompression bomb DoS CVE-2025-6176 Tenable has extracted the preceding description block directly from the AlmaLinu...

Important: Red Hat Security Advisory: brotli security update

An update for brotli is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

ALSA-2026:0845 Important: brotli security update

Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd order context modeling, with a compression ratio comparable to the best currently available general-purpose compression methods. It...

RHEL 10 : brotli (RHSA-2026:0845)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:0845 advisory. Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffm...

Oracle Linux 10 : brotli (ELSA-2026-0845)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-0845 advisory. 1.1.0-7 - Resolves: RHEL-133984 CVE-2025-6176 Brotli decompression bomb DoS in scrapy Tenable has extracted the preceding description block directly from the...

brotli security update

1.1.0-7 - Resolves: RHEL-133984 CVE-2025-6176 Brotli decompression bomb DoS in scrapy...

MGASA-2026-0011 Updated python-urllib3 packages fix security vulnerabilities

urllib3 allows an unbounded number of links in the decompression chain. CVE-2025-66418 urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects streaming API. CVE-2026-21441...

Fedora 43 : python-urllib3 (2026-724d1b1044)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-724d1b1044 advisory. 2.6.3 2026-01-07 - Fixed a high-severity security issue where decompression-bomb safeguards of the streaming API were bypassed when HTTP redirects were...

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

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ALPINE-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...