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SUSE Flatpak Critical Code Execution Vulnerability Resolution 2026-1600-1

suse
Calendar Grey April 24, 2026
Dist Suse Esm H88
Update for flatpak addresses important issues including arbitrary file deletion and code execution exploits.
An update that solves two vulnerabilities can now be installed.

Summary

## This update for flatpak fixes the following issues: * CVE-2026-34078: Arbitrary code execution via crafted symlinks in sandbox- expose options (bsc#1261769). * CVE-2026-34079: Arbitrary file deletion on host via improper cache file path validation (bsc#1261770). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.6 zypper in -t patch SUSE-2026-1600=1 * Desktop Applications Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP7-2026-1600=1 * SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1600=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6

Topics%20covered

Topics Covered

security advisory SuSE arbitrary code execution important flatpak arbitrary file deletion

References

* bsc#1261769

* bsc#1261770

Cross-

* CVE-2026-34078

* CVE-2026-34079

CVSS scores:

* CVE-2026-34078 ( SUSE ): 6.4

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H

* CVE-2026-34078 ( SUSE ): 8.2 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

* CVE-2026-34078 ( NVD ): 9.3

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-34079 ( SUSE ): 4.1

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N

* CVE-2026-34079 ( SUSE ): 6.7 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:L

* CVE-2026-34079 ( NVD ): 8.7

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1600-1
Release Date: 2026-04-24T11:46:10Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE arbitrary code execution important flatpak arbitrary file deletion

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