Product by Debian

    Python3.11

    17 known vulnerabilities in Python3.11 (Debian), 0 of them actively exploited (CISA KEV).

    Key figures

    17

    Vulnerabilities

    0

    Actively exploited (KEV)

    0

    Used by ransomware

    1

    Critical

    Vulnerabilities

    Actively exploited vulnerabilities (CISA KEV) first, then by priority. Click a column header to re-sort the table.

    Vulnerabilities in Python3.11 (Debian)
    HighCVE-2024-8088

    Infinite loop when iterating over zip archive entry names from zipfile.Path

    also in 3 other products

    —
    HighCVE-2026-15308

    Python Software Foundation CPython: Uncontrolled Resource Consumption

    also in 17 other products

    7.5
    CriticalCVE-2026-19445

    Use-after-free of a server-side SSLContext when sni_callback switches contexts

    also in 2 other products

    —
    HighCVE-2026-19553

    SSLContext.wrap_bio() missing validation of server_hostname parameter

    also in 2 other products

    —
    HighCVE-2026-9669

    bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow

    also in 2 other products

    —
    MediumCVE-2026-17084

    stringprep.map_table_b2() deviates from RFC 3454 Table B.2

    also in 2 other products

    —
    HighCVE-2024-4032

    Incorrect IPv4 and IPv6 private ranges

    also in 1 other product

    7.5
    MediumCVE-2026-8328

    FTP PASV SSRF, ftpcp() does not use actual peer address, trusts server-supplied PASV host address

    also in 3 other products

    —
    HighCVE-2025-69534

    Python-markdown Markdown: Information Disclosure

    also in 1 other product

    7.5
    MediumCVE-2026-15806

    `HTTPPasswordMgr` can send saved HTTPS credentials via HTTP because of incorrect scheme matching

    also in 2 other products

    —
    HighCVE-2024-0397

    Memory race condition in ssl.SSLContext certificate store methods

    also in 1 other product

    7.4
    HighCVE-2026-3644

    Incomplete control character validation in http.cookies

    also in 14 other products

    7.5
    MediumCVE-2026-3276

    Potential DoS via quadratic complexity in unicodedata.normalize()

    also in 2 other products

    —
    MediumCVE-2026-1502

    HTTP client proxy tunnel headers not validated for CR/LF

    also in 4 other products

    —
    LowCVE-2026-15310

    Python Software Foundation CPython: Uncontrolled Resource Consumption

    also in 1 other product

    —
    MediumCVE-2026-6019

    BaseCookie.js_output() does not neutralize embedded characters

    also in 14 other products

    6.1
    LowCVE-2026-18503

    Super-linear CPU usage for unbounded input to csv.Sniffer.sniff()

    also in 1 other product

    —

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