FL
Product
flatpak
by flatpak · last CVE Oct 20, 2026
19
CVEs
0
On KEV
10.0
Max CVSS
1
New 30D
Severity mix
Critical 3High 12Medium 4Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2021-21261
8.8
1%
Jan 14
Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux
Affected: 0.11.4 before 1.8.5; 1.9.1 before 1.10.0
CVE-2018-6560
8.8
0%
Feb 2
In dbus-proxy/flatpak-proxy.c in Flatpak before 0.8.9, and 0.9.x and 0.10.x before 0.10.3, crafted D-Bus messages to the host can be used to break out of the sandbox, because…
Affected: before 0.8.9; 0.9.1 through 0.9.99; 0.10.0 before 0.10.3
CVE-2021-43860
8.6
1%
Jan 12
Flatpak is a Linux application sandboxing and distribution framework
Affected: before 1.10.6; 1.11.1 through 1.12.3
CVE-2024-32462
8.4
1%
Apr 18
Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux
Affected: before 1.10.9; 1.12.0 before 1.12.9; 1.14.0 before 1.14.6; 1.15.0 before 1.15.8
CVE-2021-21381
8.2
2%
Mar 11
Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux
Affected: 0.9.4 before 1.10.2
CVE-2019-8308
8.2
0%
Feb 12
Flatpak before 1.0.7, and 1.1.x and 1.2.x before 1.2.3, exposes /proc in the apply_extra script sandbox, which allows attackers to modify a host-side executable file
Affected: before 1.0.7; 1.1.0 through 1.1.3; 1.2.0 through 1.2.3
CVE-2021-41133
7.8
0%
Oct 8
Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux
Affected: before 1.8.2; 1.10.0 before 1.10.4; 1.11.1 before 1.12.1
CVE-2017-9780
7.8
0%
Jun 21
In Flatpak before 0.8.7, a third-party app repository could include malicious apps that contain files with inappropriate permissions, for example setuid or world-writable
Affected: through 0.8.6
CVE-2026-34079
7.5
0%
Apr 7
Flatpak affected by arbitrary file deletion on the host filesystem
Affected: < 1.16.4
CVE-2026-96808
7.4
0%
Sep 23
In Flatpak before 1.18.1, the revokefs writer, used by the flatpak-system-helper to receive repository data from unprivileged callers, validated file paths by rejecting literal
Affected: before 1.18.1
CVE-2026-90616
7.4
0%
Sep 12
In Flatpak before 1.18.1, a malicious sandboxed app can obtain arbitrary read and write access to files on the host, which can be escalated to arbitrary code execution on the…
Affected: before 1.18.1
CVE-2026-92162
7.2
0%
Oct 20
Flatpak vulnerable to path traversal via unvalidated "arch" parameter in DeployAppstream
Affected: < 1.18.1
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