CVE-2026-96808
flatpak: Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es...
CVE-2026-96808 is fixed in 11 products on 1 platform, first by DEBIAN-CVE-2026-96808, released September 24, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
8.8
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0012
1st percentile
Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es): * flatpak: Flatpak: Arbitrary code execution via missing symlink protection (CVE-2026-90616) * flatpak: flatpak: Arbitrary write access as root via extra-data extraction (CVE-2026-96275) * flatpak: flatpak: Buffer overflow in OCI delta stream path names on 32-bit systems (CVE-2026-96280) * flatpak: Flatpak: Local privilege escalation via symlink traversal in revokefs writer (CVE-2026-96808) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| flatpak · Debian 13.5 (trixie) | 1.16.6-1~deb13u2 | DEBIAN-CVE-2026-96808 | Sep 24, 2026 |
| flatpak · Debian 14 | 1.18.1-1 | DEBIAN-CVE-2026-96808 | Sep 24, 2026 |
| flatpak · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak · RHEL 10 | 1.16.0-5.el10_0.6 | RHSA-2026:92221 | Oct 13, 2026 |
| flatpak · RHEL 8 | 0:1.12.9-7.el8_10 | RHSA-2026:80687 | Oct 13, 2026 |
| flatpak · RHEL 9 | 0:1.12.9-4.el9_8.4 | RHSA-2026:80497 | Oct 12, 2026 |
| flatpak · almalinux 10 | 1.16.0-9.el10_2.4 | ALSA-2026:80498 | Nov 7, 2026 |
| flatpak · almalinux 8 | 1.12.9-7.el8_10 | ALSA-2026:80687 | Nov 7, 2026 |
| flatpak · almalinux 9 | 1.12.9-4.el9_8.4 | ALSA-2026:80497 | Nov 7, 2026 |
| flatpak · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak · ol 10 | 0:1.16.0-9.el10_2.4 | ELSA-2026-80498 | Nov 7, 2026 |
| flatpak · ol 8 | 0:1.12.9-7.el8_10 | ELSA-2026-80687 | Nov 7, 2026 |
| flatpak · ol 9 | 0:1.12.9-4.el9_8.4 | ELSA-2026-80497 | Nov 7, 2026 |
| flatpak · rocky 10 | 0:1.16.0-9.el10_2.4 | RLSA-2026:80498 | Nov 7, 2026 |
| flatpak · rocky 8 | 0:1.12.9-7.el8_10 | RLSA-2026:80687 | Nov 7, 2026 |
| flatpak · rocky 9 | 0:1.12.9-4.el9_8.4 | RLSA-2026:80497 | Nov 7, 2026 |
| flatpak · sles 15.6 | 1.16.6-150600.3.12.1 | SUSE-SU-2026:4944-1 | Nov 7, 2026 |
| flatpak · sles 15.7 | 1.16.6-150600.3.12.1 | SUSE-SU-2026:4944-1 | Nov 7, 2026 |
| flatpak-debuginfo · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-debuginfo · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-debugsource · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-debugsource · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-devel · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-devel · RHEL 8 | 0:1.12.9-7.el8_10 | RHSA-2026:80687 | Oct 13, 2026 |
| flatpak-devel · RHEL 9 | 0:1.12.9-4.el9_8.4 | RHSA-2026:80497 | Oct 12, 2026 |
| flatpak-devel · almalinux 10 | 1.16.0-9.el10_2.4 | ALSA-2026:80498 | Nov 7, 2026 |
| flatpak-devel · almalinux 8 | 1.12.9-7.el8_10 | ALSA-2026:80687 | Nov 7, 2026 |
| flatpak-devel · almalinux 9 | 1.12.9-4.el9_8.4 | ALSA-2026:80497 | Nov 7, 2026 |
| flatpak-devel · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-devel · ol 10 | 0:1.16.0-9.el10_2.4 | ELSA-2026-80498 | Nov 7, 2026 |
| flatpak-devel · ol 8 | 0:1.12.9-7.el8_10 | ELSA-2026-80687 | Nov 7, 2026 |
| flatpak-devel · ol 9 | 0:1.12.9-4.el9_8.4 | ELSA-2026-80497 | Nov 7, 2026 |
| flatpak-libs · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-libs · RHEL 8 | 0:1.12.9-7.el8_10 | RHSA-2026:80687 | Oct 13, 2026 |
| flatpak-libs · RHEL 9 | 0:1.12.9-4.el9_8.4 | RHSA-2026:80497 | Oct 12, 2026 |
| flatpak-libs · almalinux 10 | 1.16.0-9.el10_2.4 | ALSA-2026:80498 | Nov 7, 2026 |
| flatpak-libs · almalinux 8 | 1.12.9-7.el8_10 | ALSA-2026:80687 | Nov 7, 2026 |
| flatpak-libs · almalinux 9 | 1.12.9-4.el9_8.4 | ALSA-2026:80497 | Nov 7, 2026 |
| flatpak-libs · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-libs · ol 10 | 0:1.16.0-9.el10_2.4 | ELSA-2026-80498 | Nov 7, 2026 |
| flatpak-libs · ol 8 | 0:1.12.9-7.el8_10 | ELSA-2026-80687 | Nov 7, 2026 |
| flatpak-libs · ol 9 | 0:1.12.9-4.el9_8.4 | ELSA-2026-80497 | Nov 7, 2026 |
| flatpak-libs-debuginfo · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-libs-debuginfo · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-selinux · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-selinux · RHEL 8 | 0:1.12.9-7.el8_10 | RHSA-2026:80687 | Oct 13, 2026 |
| flatpak-selinux · RHEL 9 | 0:1.12.9-4.el9_8.4 | RHSA-2026:80497 | Oct 12, 2026 |
| flatpak-selinux · almalinux 10 | 1.16.0-9.el10_2.4 | ALSA-2026:80498 | Nov 7, 2026 |
| flatpak-selinux · almalinux 8 | 1.12.9-7.el8_10 | ALSA-2026:80687 | Nov 7, 2026 |
| flatpak-selinux · almalinux 9 | 1.12.9-4.el9_8.4 | ALSA-2026:80497 | Nov 7, 2026 |
| flatpak-selinux · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-selinux · ol 10 | 0:1.16.0-9.el10_2.4 | ELSA-2026-80498 | Nov 7, 2026 |
| flatpak-selinux · ol 8 | 0:1.12.9-7.el8_10 | ELSA-2026-80687 | Nov 7, 2026 |
| flatpak-selinux · ol 9 | 0:1.12.9-4.el9_8.4 | ELSA-2026-80497 | Nov 7, 2026 |
| flatpak-session-helper · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-session-helper · RHEL 8 | 0:1.12.9-7.el8_10 | RHSA-2026:80687 | Oct 13, 2026 |
| flatpak-session-helper · RHEL 9 | 0:1.12.9-4.el9_8.4 | RHSA-2026:80497 | Oct 12, 2026 |
| flatpak-session-helper · almalinux 10 | 1.16.0-9.el10_2.4 | ALSA-2026:80498 | Nov 7, 2026 |
| flatpak-session-helper · almalinux 8 | 1.12.9-7.el8_10 | ALSA-2026:80687 | Nov 7, 2026 |
| flatpak-session-helper · almalinux 9 | 1.12.9-4.el9_8.4 | ALSA-2026:80497 | Nov 7, 2026 |
| flatpak-session-helper · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-session-helper · ol 10 | 0:1.16.0-9.el10_2.4 | ELSA-2026-80498 | Nov 7, 2026 |
| flatpak-session-helper · ol 8 | 0:1.12.9-7.el8_10 | ELSA-2026-80687 | Nov 7, 2026 |
| flatpak-session-helper · ol 9 | 0:1.12.9-4.el9_8.4 | ELSA-2026-80497 | Nov 7, 2026 |
| flatpak-session-helper-debuginfo · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-session-helper-debuginfo · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-tests · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-tests · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
| flatpak-tests-debuginfo · Fedora 43 | 1.16.6-2.fc43 | FEDORA-2026-A896CBB3F0 | Nov 7, 2026 |
| flatpak-tests-debuginfo · amzn 2023 | 1.18.1-1.amzn2023 | ALAS2023-2026-3143 | Sep 28, 2026 |
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