CP
Product
CPython
by Python Software Foundation · last CVE Oct 27, 2026
35
CVEs
0
On KEV
9.4
Max CVSS
6
New 30D
Severity mix
Critical 2High 12Medium 16Low 5
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-3298
8.8
0%
Apr 21
Out-of-bounds write in Windows asyncio.ProacterEventLoop.sock_recvfrom_into() when using nbytes
Affected: before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.14; 3.14.0a1 before 3.14.5rc1; 3.15.0a1 before 3.15.0b1
CVE-2026-82049
8.4
0%
Sep 14
tarfile extraction filters allow file modification and content disclosure via hard link to symlink
Affected: before 3.10.22; 3.11.0 before 3.11.17; 3.12.0 before 3.12.15; 3.13.0 before 3.13.16; 3.14.0a1 before 3.14.0b1
CVE-2026-11972
8.2
1%
Jun 23
tarfile opened in streaming mode mishandles EOF
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.15; 3.14.0 before 3.14.7; 3.15.0a1 before 3.15.0b4
CVE-2026-9669
8.2
0%
Jun 8
bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.14; 3.14.0 before 3.14.6; 3.15.0a1 before 3.15.0b3
CVE-2026-6100
8.1
1%
Apr 13
Use-after-free in lzma.LZMADecompressor, bz2.BZ2Decompressor, and gzip.GzipFile after re-use under memory pressure
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.14; 3.14.0a1 before 3.14.5rc1; 3.15.0a1 before 3.15.0b1
CVE-2026-11940
7.8
1%
Jun 23
tarfile extraction filter bypass allows escaping the destination directory
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.15; 3.14.0 before 3.14.7; 3.15.0a1 before 3.15.0b4
CVE-2026-19553
7.6
1%
Sep 30
SSLContext.wrap_bio() missing validation of server_hostname parameter
Affected: before 3.10.22; 3.11.0 before 3.11.17; 3.12.0 before 3.12.15; 3.13.0 before 3.13.16; 3.14.0 before 3.14.8; 3.15.0a1 before 3.15.0rc3
CVE-2026-15308
7.5
1%
Jul 9
Incremental HTMLParser feed() allows CPU-exhaustion DoS via repeated unterminated markup declarations
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.15; 3.14.0 before 3.14.7; 3.15.0a1 before 3.15.0b4
CVE-2026-7210
7.5
1%
May 11
The expat and elementtree parsers use insufficient entropy for XML hash-flooding protection
Affected: before 3.10.22; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.14; 3.14.0 before 3.14.6; 3.15.0a1 before 3.15.0b2
CVE-2026-3087
7.5
1%
Apr 27
shutil.unpack_archive() doesn't check for Windows absolute paths in ZIPs
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.14; 3.14.0a1 before 3.14.5rc1; 3.15.0a1 before 3.15.0b1
CVE-2024-6232
7.5
2%
Sep 3
Regular-expression DoS when parsing TarFile headers
Affected: before 3.8.20; 3.9.0 before 3.9.20; 3.10.0 before 3.10.15; 3.11.0 before 3.11.10; 3.12.0 before 3.12.6; 3.13.0a1 before 3.13.0rc2
CVE-2026-4786
7.1
0%
Apr 13
Incomplete mitigation of CVE-2026-4519, %action expansion for command injection to webbrowser.open()
Affected: before 3.10.21; 3.11.0 before 3.11.16; 3.12.0 before 3.12.14; 3.13.0 before 3.13.14; 3.14.0a1 before 3.14.5rc1; 3.15.0a1 before 3.15.0b1
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