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Python — security advisories

36 advisorieslatest 2026-08-24⚡ RSS feed

Tracked Python products:

Python urllib3 CPython csv

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[UPDATE] [low] Python: Vulnerability allows path traversal

lowCVE-2026-3479cert-bund2026-08-24

Vulnerability in Python (August 21, 2026)

unknownCVE-2026-19672cert-fr-avis2026-08-21

[UPDATE] [medium] Python: Multiple vulnerabilities

mediumCVE-2021-3737 CVE-2021-4189cert-bund2026-08-20

Multiple vulnerabilities in Python (August 19, 2026)

unknownCVE-2026-17084 CVE-2026-15806cert-fr-avis2026-08-19

[UPDATE] [high] Python: Multiple vulnerabilities

highCVE-2025-4517 CVE-2024-12718 CVE-2025-4330 CVE-2025-4435cert-bund2026-08-14

CVE-2026-18503: Super-linear CPU usage for unbounded input to csv.Sniffer.sniff()

unknownCVE-2026-18503msrc2026-08-11

CVE-2026-17084: stringprep.map_table_b2() deviates from RFC 3454 Table B.2

unknownCVE-2026-17084msrc2026-08-11

CVE-2026-15806: `HTTPPasswordMgr` can send saved HTTPS credentials via HTTP because of incorrect scheme matching

unknownCVE-2026-15806msrc2026-08-11

CVE-2026-2297: SourcelessFileLoader does not use io.open_code()

unknownCVE-2026-2297msrc2026-08-06

CVE-2026-3644: Incomplete control character validation in http.cookies

unknownCVE-2026-3644msrc2026-08-06

[UPDATE] [high] Python: Vulnerability allows manipulation

highcert-bund2026-07-29

[UPDATE] [medium] Python: Vulnerability allows code execution

mediumCVE-2026-4519cert-bund2026-07-22

[UPDATE] [medium] Python: Vulnerability allows denial of service

mediumCVE-2024-6232cert-bund2026-07-22

[UPDATE] [medium] Python: Multiple vulnerabilities allow Denial of Service

mediumcert-bund2026-07-15

[UPDATE] [medium] Python: Multiple vulnerabilities allow Denial of Service

mediumCVE-2025-13836 CVE-2025-13837cert-bund2026-07-10

[UPDATE] [low] Python (CPython Zipfile Module): Vulnerability allows file manipulation

lowCVE-2025-8291cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows Denial of Service

mediumCVE-2025-8194cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows bypassing security measures

mediumCVE-2025-4138cert-bund2026-07-10

[UPDATE] [low] Python: Vulnerability allows information disclosure

lowCVE-2025-1795cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows file manipulation

mediumCVE-2024-3220cert-bund2026-07-10

[UPDATE] [low] Python: Vulnerability allows bypassing security measures

lowCVE-2025-0938cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows code execution

mediumCVE-2024-9287cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows denial of service

mediumCVE-2024-8088cert-bund2026-07-10

[UPDATE] [medium] Python: Multiple vulnerabilities allow file manipulation and bypassing security measures

mediumCVE-2024-0397 CVE-2024-4032cert-bund2026-07-10

[UPDATE] [medium] Python: Multiple vulnerabilities allow code execution and DoS

mediumCVE-2023-6597 CVE-2023-52425 CVE-2024-0450cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows bypassing security mechanisms

mediumCVE-2023-40217cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows bypassing security measures

mediumCVE-2023-27043cert-bund2026-07-10

[UPDATE] [medium] Python: Vulnerability allows bypassing security measures

mediumCVE-2023-24329cert-bund2026-07-10

[UPDATE] [high] Python: Vulnerability allows Denial of Service

highCVE-2022-45061cert-bund2026-07-10

[UPDATE] [high] Python: Vulnerability allows privilege escalation

highCVE-2022-42919cert-bund2026-07-10

[UPDATE] [high] Python: Vulnerability allows code execution

highCVE-2007-4559cert-bund2026-07-10

[UPDATE] [critical] Python: Vulnerability allows code execution

criticalCVE-2015-20107cert-bund2026-07-10

USN-8524-1: Python vulnerability

unknownCVE-2026-7210ubuntu2026-07-09

USN-8509-1: Python vulnerabilities

unknownCVE-2025-13462 CVE-2025-69534 CVE-2026-1299 CVE-2026-1502ubuntu2026-07-06

DSA-6363-1 python-urllib3 - security update

unknownCVE-2026-44431debian2026-06-23

CVE-2026-3276: Potential DoS via quadratic complexity in unicodedata.normalize()

unknownCVE-2026-3276msrc2026-06-09