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python3.12-urllib3 vulnerabilities

Vulnerabilities published for python3.12-urllib3 in the last 30 days: 1. Listed in the KEV catalogue: 0.

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Vulnerabilities: 4

  1. RLSA-2026:85929

    High · CVSS 7.5Fix available

    Important: python3.12-urllib3 security update

    Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * urllib3: urllib3: Denial of Service via unbounded memory allocation in chunk parser (CVE-2026-97689) * urllib3: urllib3: Traffic interception via HTTPS proxy TLS configuration override (CVE-2026-97687) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the

    python3.12-urllib3Operating systems
    • Update to 0:1.26.19-3.el9_8.2
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

  2. RLSA-2026:28159

    High · CVSS 7.5Fix available

    Important: python3.12-urllib3 security update

    Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * urllib3: urllib3: Denial of Service due to excessive HTTP response decompression (CVE-2026-44432) * urllib3: urllib3: Information disclosure via cross-origin redirects forwarding sensitive headers (CVE-2026-44431) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, r

    python3.12-urllib3Operating systems
    • Update to 0:1.26.19-3.el9_8
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

  3. RLSA-2026:1088

    High · CVSS 7.5Fix available

    Important: python3.12-urllib3 security update

    Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems. Security Fix(es): * urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion (CVE-2025-66418) * urllib3: urllib3 Streaming API improperly handles highly compressed data (CVE-2025-66471) * urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) (CVE-2026-21441) For more details about the

    python3.12-urllib3Operating systems
    • Update to 0:1.26.19-1.el9_7.1
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

  4. RLSA-2024:9457

    Not ratedFix available

    Moderate: python3.12-urllib3 security update

    urllib3 is a powerful, user-friendly HTTP client for Python. urllib3 brings many critical features that are missing from the Python standard libraries: • Thread safety. • Connection pooling. • Client-side SSL/TLS verification. • File uploads with multipart encoding. • Helpers for retrying requests and dealing with HTTP redirects. • Support for gzip, deflate, brotli, and zstd encoding. • Proxy support for HTTP and SOCKS. • 100% test coverage. Security Fix(es): * urllib3: proxy-authorization request header is not stripped during cross-origin redirects (CVE-2024-37891) For more details about the security issue(s), including t

    python3.12-urllib3Operating systems
    • Update to 0:1.26.18-2.el9_5.1
    Published Updated
    Source advisory 1 ↗Source advisory 2 ↗Source advisory 3 ↗

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