Podman v4.0.0–v5.6.1: kube Play Overwrite Host Files via Symlink Volumes
CVE-2025-9566 Published on September 5, 2025

Podman: podman kube play command may overwrite host files
There's a vulnerability in podman where an attacker may use the kube play command to overwrite host files when the kube file container a Secrete or a ConfigMap volume mount and such volume contains a symbolic link to a host file path. In a successful attack, the attacker can only control the target file to be overwritten but not the content to be written into the file. Binary-Affected: podman Upstream-version-introduced: v4.0.0 Upstream-version-fixed: v5.6.1

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Vulnerability Analysis

CVE-2025-9566 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
HIGH
Availability Impact:
HIGH

Timeline

Reported to Red Hat.

Made public.

Weakness Type

What is a Directory traversal Vulnerability?

The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

CVE-2025-9566 has been classified to as a Directory traversal vulnerability or weakness.


Products Associated with CVE-2025-9566

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2025-9566 are published in these products:

Red Hat Enterprise Linux (RHEL)
 
Red Hat Openshift
 
Red Hat Openshift Devspaces
 
Red Hat Rhel E4s
 
Red Hat Rhel Tus
 
Red Hat Rhel Aus
 
Red Hat Rhel Eus
 
Red Hat Rhivos
 
Red Hat Openshift Ironic
 

Exploit Probability

EPSS
0.05%
Percentile
15.41%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.