CVE-2025-4953 HIGH

CVE-2025-4953: Podman: build context bind mount

Vendor Red Hat
Product Red Hat Enterprise Linux 10
Weakness CWE-378
Published September 16, 2025
Last update April 23, 2026

CVSS base score

7.4/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

A flaw was found in Podman. In a Containerfile or Podman, data written to RUN --mount=type=bind mounts during the podman build is not discarded. This issue can lead to files created within the container appearing in the temporary build context directory on the host, leaving the created files accessible.

Key dates

02Disclosure timeline

September 16, 2025 CVE published
April 23, 2026 Record updated