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VulnScan

Python Software Foundation Security Vulnerabilities | CyStack CVE Database

CVE	Exploitation status	Fix	Affected product	Published	Severity
`CVE-2026-15310`zipfile: bzip2/LZMA/Zstandard members decompress without a max_length bound, defeating chunked-read memory limits	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published08/25/2026	SeverityLow
`CVE-2026-19672`tarfile extraction filter bypass allows creation of directories outside the destination	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published08/19/2026	SeverityMedium
`CVE-2026-15806``HTTPPasswordMgr` can send saved HTTPS credentials via HTTP because of incorrect scheme matching	Exploitation statusPublic exploit	FixYes	Affected productCPython	Published08/18/2026	SeverityMedium
`CVE-2026-17084`stringprep.map_table_b2() deviates from RFC 3454 Table B.2	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published08/18/2026	SeverityMedium
`CVE-2026-18503`Super-linear CPU usage for unbounded input to csv.Sniffer.sniff()	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published08/10/2026	SeverityLow
`CVE-2026-6879`Quadratic Behavior in xml.etree.ElementPath Index Predicates	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published07/28/2026	SeverityLow
`CVE-2026-15308`Incremental HTMLParser feed() allows CPU-exhaustion DoS via repeated unterminated markup declarations	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published07/09/2026	SeverityHigh
`CVE-2026-4360`Tarfile.extract() doesn't fully respect filter parameter	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/30/2026	SeverityLow
`CVE-2026-11972`tarfile opened in streaming mode mishandles EOF	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/23/2026	SeverityHigh
`CVE-2026-0864`Configuration Injection via Carriage Return (\r) in write() method	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/23/2026	SeverityMedium
`CVE-2026-11940`tarfile extraction filter bypass allows escaping the destination directory	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/23/2026	SeverityHigh
`CVE-2026-12003`CPython >3.11 Insecure Input Validation resulting in privilege escalation	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/16/2026	SeverityMedium
`CVE-2026-9669`bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/08/2026	SeverityHigh
`CVE-2026-7774`tarfile.data_filter path traversal bypass allows writing outside the extraction directory	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/04/2026	SeverityMedium
`CVE-2026-3276`Potential DoS via quadratic complexity in unicodedata.normalize()	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/03/2026	SeverityMedium
`CVE-2026-8328`FTP PASV SSRF, ftpcp() does not use actual peer address, trusts server-supplied PASV host address	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published05/13/2026	SeverityMedium
`CVE-2026-7210`The expat and elementtree parsers use insufficient entropy for XML hash-flooding protection	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published05/11/2026	SeverityMedium
`CVE-2026-3087`shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/27/2026	SeverityMedium
`CVE-2026-6019`BaseCookie.js_output() does not neutralize embedded characters	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/22/2026	SeverityLow
`CVE-2026-3298`Out-of-bounds write in Windows asyncio.ProacterEventLoop.sock_recvfrom_into() when using nbytes	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/21/2026	SeverityHigh
`CVE-2026-5713`Out-of-bounds read/write during remote profiling and asyncio process introspection when connecting to malicious target	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/14/2026	SeverityMedium
`CVE-2026-4786`Incomplete mitigation of CVE-2026-4519, %action expansion for command injection to webbrowser.open()	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/13/2026	SeverityHigh
`CVE-2026-6100`Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/13/2026	SeverityCritical
`CVE-2026-3446`Base64 decoding stops at first padded quad by default	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/10/2026	SeverityMedium
`CVE-2026-1502`HTTP client proxy tunnel headers not validated for CR/LF	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published04/10/2026	SeverityMedium
`CVE-2026-5271`Possible to hijack modules in current working directory	Exploitation statusPublic exploit	FixYes	Affected productpymanager	Published04/01/2026	SeverityMedium
`CVE-2026-4519`webbrowser.open() allows leading dashes in URLs	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/20/2026	SeverityHigh
`CVE-2026-3479`pkgutil.get_data() does not enforce documented restrictions	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/18/2026	SeverityInformational
`CVE-2026-4224`Stack overflow parsing XML with deeply nested DTD content models	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/16/2026	SeverityMedium
`CVE-2026-3644`Incomplete control character validation in http.cookies	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/16/2026	SeverityMedium
`CVE-2025-13462`tarfile: Skip DIRTYPE normalization during GNU LONGNAME/LONGLINK handling	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/12/2026	SeverityLow
`CVE-2026-2297`SourcelessFileLoader does not use io.open_code()	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/04/2026	SeverityMedium
`CVE-2026-1299`email BytesGenerator header injection due to unquoted newlines	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/23/2026	SeverityMedium
`CVE-2025-12781`base64.b64decode() always accepts "+/" characters, despite setting altchars	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/21/2026	SeverityMedium
`CVE-2026-0672`Header injection in http.cookies.Morsel	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/20/2026	SeverityMedium
`CVE-2025-15367`POP3 command injection in user-controlled commands	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/20/2026	SeverityMedium
`CVE-2025-15366`IMAP command injection in user-controlled commands	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/20/2026	SeverityMedium
`CVE-2025-15282`Header injection via newlines in data URL mediatype	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/20/2026	SeverityMedium
`CVE-2026-0865`wsgiref.headers.Headers allows header newline injection	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/20/2026	SeverityMedium
`CVE-2025-11468`Folding email comments of unfoldable characters doesn't preserve parenthesis	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/20/2026	SeverityMedium
`CVE-2025-12084`Quadratic complexity in node ID cache clearing	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published12/03/2025	SeverityMedium
`CVE-2025-13837`Out-of-memory when loading Plist	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published12/01/2025	SeverityLow
`CVE-2025-13836`Excessive read buffering DoS in http.client	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published12/01/2025	SeverityMedium
`CVE-2025-6075`Quadratic complexity in os.path.expandvars() with user-controlled template	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published10/31/2025	SeverityLow
`CVE-2025-8291`ZIP64 End of Central Directory (EOCD) Locator record offset not checked	Exploitation statusPublic exploit	FixYes	Affected productCPython	Published10/07/2025	SeverityMedium
`CVE-2025-8194`Tarfile infinite loop during parsing with negative member offset	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published07/28/2025	SeverityHigh
`CVE-2025-6069`HTMLParser quadratic complexity when processing malformed inputs	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/17/2025	SeverityMedium
`CVE-2024-12718`Bypass extraction filter to modify file metadata outside extraction directory	Exploitation statusPublic exploit	FixYes	Affected productCPython	Published06/03/2025	SeverityMedium
`CVE-2025-4435`Tarfile extracts filtered members when errorlevel=0	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/03/2025	SeverityHigh
`CVE-2025-4138`Bypassing extraction filter to create symlinks to arbitrary targets outside extraction directory	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/03/2025	SeverityHigh
`CVE-2025-4330`Extraction filter bypass for linking outside extraction directory	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/03/2025	SeverityHigh
`CVE-2025-4517`Arbitrary writes via tarfile realpath overflow	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/03/2025	SeverityCritical
`CVE-2025-4516`Use-after-free in "unicode_escape" decoder with error handler	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published05/15/2025	SeverityMedium
`CVE-2025-1795`Mishandling of comma during folding and unicode-encoding of email headers	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published02/28/2025	SeverityLow
`CVE-2024-3220`Default mimetype known files writeable on Windows	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published02/14/2025	SeverityLow
`CVE-2025-0938`URL parser allowed square brackets in domain names	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published01/31/2025	SeverityMedium
`CVE-2024-12254`Unbounded memory buffering in SelectorSocketTransport.writelines()	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published12/06/2024	SeverityHigh
`CVE-2024-11168`Improper validation of IPv6 and IPvFuture addresses	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published11/12/2024	SeverityMedium
`CVE-2024-9287`Virtual environment (venv) activation scripts don't quote paths	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published10/22/2024	SeverityMedium
`CVE-2024-6232`Regular-expression DoS when parsing TarFile headers	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published09/03/2024	SeverityHigh
`CVE-2024-8088`Infinite loop when iterating over zip archive entry names from zipfile.Path	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published08/22/2024	SeverityHigh
`CVE-2024-7592`Quadratic complexity parsing cookies with backslashes	Exploitation statusPublic exploit	FixYes	Affected productCPython	Published08/19/2024	SeverityHigh
`CVE-2024-6923`Email header injection due to unquoted newlines	Exploitation statusPublic exploit	FixYes	Affected productCPython	Published08/01/2024	SeverityMedium
`CVE-2024-3219`Pure-Python fallback of socket.socketpair() doesn’t authenticate peer connection	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published07/29/2024	SeverityMedium
`CVE-2024-5642`Buffer overread when using an empty list with SSLContext.set_npn_protocols()	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/27/2024	SeverityMedium
`CVE-2024-0397`Memory race condition in ssl.SSLContext certificate store methods	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/17/2024	SeverityHigh
`CVE-2024-4032`Incorrect IPv4 and IPv6 private ranges	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published06/17/2024	SeverityHigh
`CVE-2024-4030`tempfile.mkdtemp() may be readable and writeable by all users on Windows	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published05/07/2024	SeverityHigh
`CVE-2023-6597`CVE-2023-6597	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published03/19/2024	SeverityHigh
`CVE-2024-0450`Quoted zip-bomb protection for zipfile	Exploitation statusPublic exploit	FixYes	Affected productCPython	Published03/19/2024	SeverityMedium
`CVE-2023-6507`Groups not dropped before running subprocess when using empty 'extra_groups' parameter	Exploitation statusNot known exploited	FixYes	Affected productCPython	Published12/08/2023	SeverityMedium

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