CVE-2026-40354
MEDIUM
6.3
CVSS Score
Published: April 11, 2026 at 12:29 AM UTC
Updated: October 26, 2026 at 09:10 PM UTC
1 product affected across 1 vendorXdg Desktop Portal
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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.1%
SSVC
No known exploit
Description
Flatpak xdg-desktop-portal before 1.20.4 and 1.21.x before 1.21.1 allows any Flatpak app to trash any file in the host context via a symlink attack on g_file_trash.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.20.41.21.0
Affected range stops below 1.20.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.21.1, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
Vendor Advisory
Source: cverecord
https://github.com/flatpak/xdg-desktop-portal/security/advisories/GHSA-rqr9-jwwf-wxgjSSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusANALYZED
CWE
CWE-61
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