CVE-2026-96279

6.5 MEDIUMpublic exploit available

Published 2026-09-27 · Updated 2026-09-28

AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.

NVD description

A malicious OCI registry can hardlink arbitrary host files into the extraction directory when a user installs or updates a Flatpak application from an OCI remote, allowing disclosure of arbitrary host file contents. For system-wide installs running as root, this includes sensitive files such as /etc/shadow.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Weaknesses

CWE-59

Public exploit & PoC references

https://github.com/flatpak/flatpak/security/advisories/GHSA-9rww-v4mm-x4jg

All references

https://access.redhat.com/security/cve/CVE-2026-96279
https://bugzilla.redhat.com/show_bug.cgi?id=2539417
https://github.com/flatpak/flatpak/security/advisories/GHSA-9rww-v4mm-x4jg

Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.

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