CVE-2026-4360
Tarfile.extract() doesn't fully respect filter parameter
CVE-2026-4360 is fixed in 99 products on 2 platforms, first by DEBIAN-CVE-2026-4360, released June 30, 2026. 1 other affected product has no fix yet. It is not reported as exploited. Patch Radar priority: Routine.
RoutineFixed on 2 platforms
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0048
41st percentile
In the Tarfile.extract() function, the filter parameter is not passed properly when extracting hardlinks. An affected system that extracts content from untrusted tar files could end up writing files with an unexpected uid/gid despite the user passing filter='data' to the extract() function.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| idle-python3.10 · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | idle-python3.10 3.10.12-1~22.04.18 | Jul 9, 2026 |
| idle-python3.12 · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | idle-python3.12 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| idle-python3.14 · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | idle-python3.14 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| libpython3.10 · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | libpython3.10 3.10.12-1~22.04.18 | Jul 9, 2026 |
| libpython3.10-minimal · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | libpython3.10-minimal 3.10.12-1~22.04.18 | Jul 9, 2026 |
| libpython3.10-stdlib · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | libpython3.10-stdlib 3.10.12-1~22.04.18 | Jul 9, 2026 |
| libpython3.10-testsuite · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | libpython3.10-testsuite 3.10.12-1~22.04.18 | Jul 9, 2026 |
| libpython3.12-minimal · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | libpython3.12-minimal 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| libpython3.12-stdlib · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | libpython3.12-stdlib 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| libpython3.12-testsuite · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | libpython3.12-testsuite 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| libpython3.12t64 · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | libpython3.12t64 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| libpython3.14 · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | libpython3.14 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| libpython3.14-minimal · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | libpython3.14-minimal 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| libpython3.14-stdlib · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | libpython3.14-stdlib 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| libpython3.14-testsuite · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | libpython3.14-testsuite 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| pypy3 · Debian 14 | 8.0.0+dfsg-1 | DEBIAN-CVE-2026-4360 | Jun 30, 2026 |
| python-unversioned-command · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3 · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3 · sles 15.6 | 3.6.15-150300.10.129.1 | SUSE-SU-2026:4754-1 | Nov 7, 2026 |
| python3 · sles 15.7 | 3.6.15-150300.10.129.1 | SUSE-SU-2026:4754-1 | Nov 7, 2026 |
| python3-core · sles 15.6 | 3.6.15-150300.10.129.1 | SUSE-SU-2026:4754-1 | Nov 7, 2026 |
| python3-core · sles 15.7 | 3.6.15-150300.10.129.1 | SUSE-SU-2026:4754-1 | Nov 7, 2026 |
| python3-debug · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3-devel · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3-idle · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3-libs · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3-test · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3-tkinter · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3.10 · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | python3.10 3.10.12-1~22.04.18 | Jul 9, 2026 |
| python3.10-examples · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | python3.10-examples 3.10.12-1~22.04.18 | Jul 9, 2026 |
| python3.10-full · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | python3.10-full 3.10.12-1~22.04.18 | Jul 9, 2026 |
| python3.10-minimal · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | python3.10-minimal 3.10.12-1~22.04.18 | Jul 9, 2026 |
| python3.10-nopie · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | python3.10-nopie 3.10.12-1~22.04.18 | Jul 9, 2026 |
| python3.10-venv · Ubuntu 22.04.1 LTS (jammy) | 3.10.12-1~22.04.18 | python3.10-venv 3.10.12-1~22.04.18 | Jul 9, 2026 |
| python3.11 · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-debug · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-debuginfo · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-debugsource · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-devel · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-idle · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-libs · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-test · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.11-tkinter · amzn 2023 | 3.11.15-1.amzn2023.0.5 | ALAS2023-2026-1998 | Aug 3, 2026 |
| python3.12 · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | python3.12 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| python3.12 · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-debug · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-debuginfo · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-debugsource · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-devel · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-examples · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | python3.12-examples 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| python3.12-full · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | python3.12-full 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| python3.12-idle · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-libs · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-minimal · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | python3.12-minimal 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| python3.12-nopie · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | python3.12-nopie 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| python3.12-test · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-tkinter · amzn 2023 | 3.12.13-2.amzn2023.0.5 | ALAS2023-2026-1996 | Aug 3, 2026 |
| python3.12-venv · Ubuntu 24.04.5 LTS (noble) | 3.12.3-1ubuntu0.17 | python3.12-venv 3.12.3-1ubuntu0.17 | Jul 9, 2026 |
| python3.13 · Debian 13.5 (trixie) | 3.13.5-2+deb13u5 | DEBIAN-CVE-2026-4360 | Jun 30, 2026 |
| python3.13 · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-debug · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-debuginfo · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-debugsource · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-devel · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-freethreading · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-freethreading-debug · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-idle · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-libs · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-test · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.13-tkinter · amzn 2023 | 3.13.14-1.amzn2023.0.3 | ALAS2023-2026-1997 | Aug 3, 2026 |
| python3.14 · Debian 14 | 3.14.7-1 | DEBIAN-CVE-2026-4360 | Jun 30, 2026 |
| python3.14 · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14 · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-debug · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-debuginfo · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-debugsource · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-devel · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-examples · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-examples 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14-freethreading · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-freethreading-debug · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-freethreading-devel · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-freethreading-idle · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-freethreading-libs · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-freethreading-test · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-freethreading-tkinter · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-full · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-full 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14-gdbm · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-gdbm 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14-idle · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-libs · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-minimal · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-minimal 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14-nopie · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-nopie 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14-test · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-tk · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-tk 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.14-tkinter · amzn 2023 | 3.14.6-1.amzn2023.0.3 | ALAS2023-2026-1999 | Aug 3, 2026 |
| python3.14-venv · Ubuntu 26.04.1 LTS (resolute) | 3.14.4-1ubuntu0.2 | python3.14-venv 3.14.4-1ubuntu0.2 | Jul 9, 2026 |
| python3.9-debuginfo · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python3.9-debugsource · amzn 2023 | 3.9.25-1.amzn2023.0.9 | ALAS2023-2026-1995 | Aug 3, 2026 |
| python311 · sles 15.6 | 3.11.15-150600.3.62.2 | SUSE-SU-2026:3560-1 | Aug 10, 2026 |
| python311 · sles 15.7 | 3.11.15-150600.3.62.2 | SUSE-SU-2026:3560-1 | Aug 10, 2026 |
| python311-core · sles 15.6 | 3.11.15-150600.3.62.2 | SUSE-SU-2026:3560-1 | Aug 10, 2026 |
| python311-core · sles 15.7 | 3.11.15-150600.3.62.2 | SUSE-SU-2026:3560-1 | Aug 10, 2026 |
| python312 · sles 15.6 | 3.12.14-150600.3.68.1 | SUSE-SU-2026:4534-1 | Oct 6, 2026 |
| python312-core · sles 15.6 | 3.12.14-150600.3.68.1 | SUSE-SU-2026:4534-1 | Oct 6, 2026 |
| python313 · opensuse-leap 16.0 | 3.13.14-160000.2.1 | OPENSUSE-SU-2026:21595-1 | Aug 19, 2026 |
| python313 · sles 15.7 | 3.13.14-150700.4.53.1 | SUSE-SU-2026:3649-1 | Aug 19, 2026 |
| python313 · sles 16.0 | 3.13.14-160000.2.1 | SUSE-SU-2026:23303-1 | Aug 19, 2026 |
| python313-core · opensuse-leap 16.0 | 3.13.14-160000.2.1 | OPENSUSE-SU-2026:21595-1 | Aug 19, 2026 |
| python313-core · sles 15.7 | 3.13.14-150700.4.53.1 | SUSE-SU-2026:3649-1 | Aug 19, 2026 |
| python313-core · sles 16.0 | 3.13.14-160000.2.1 | SUSE-SU-2026:23303-1 | Aug 19, 2026 |
| python313-documentation · opensuse-leap 16.0 | 3.13.14-160000.2.1 | OPENSUSE-SU-2026:21595-1 | Aug 19, 2026 |
| python313-documentation · sles 16.0 | 3.13.14-160000.2.1 | SUSE-SU-2026:23303-1 | Aug 19, 2026 |
| python313-nogil · opensuse-leap 16.0 | 3.13.14-160000.2.1 | OPENSUSE-SU-2026:21595-1 | Aug 19, 2026 |
| python313-nogil-nogil-core · opensuse-leap 16.0 | 3.13.14-160000.2.1 | OPENSUSE-SU-2026:21595-1 | Aug 19, 2026 |
| No fix yet | |||
| Python 2 (Windows apps) | No fix yet | no-fix | n/a |
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