Bug 2529708

Summary: CVE-2026-74859 gnome-tweaks: path traversal in theme installer [epel-all]
Product: [Fedora] Fedora EPEL Reporter: Dhananjay Arunesh <darunesh>
Component: gnome-tweaksAssignee: Mohamed El Morabity <pikachu.2014>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: epel10CC: epel-packagers-sig, pikachu.2014
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["32f972fb-f960-49b6-b181-05d706fa1cd2"]}
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2529702    

Description Dhananjay Arunesh 2026-09-08 07:49:43 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Summary: Path traversal in theme installer
Requirements to exploit: user installs malicious gnome-shell theme
Component affected: ShellThemeInstallerTweak
Version affected: All versions
Patch available: Yes
Version fixed (if any already): Not yet
Upstream coordination: See issue report (below)
CVSS (optional):
Impact (optional):
Embargo: No
Acknowledgment: Zach Sylvester
Steps to reproduce if available: see issue report
Mitigation if available: do not use gnome-tweaks to install gnome-shell themes
Original report: https://gitlab.gnome.org/GNOME/gnome-tweaks/-/issues/542