CVE-2025-4953

HIGH
MEDIUM Priority: 0.05 BB Relevance: 65/100
Published: 2025-09-16 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

Network No Auth No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: High
PR: None
UI: None
S: Unchanged
C: High
I: High
A: None

Description

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.

Affected Software (1)

VendorProductVersion
— — 0 < *

References & Advisories (16)

https://access.redhat.com/errata/RHSA-2024:8690
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:15904
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:16724
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:16729
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:17669
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:22265
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:22275
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:22695
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:22724
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:22732
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:23113
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2025:2703
vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:0316
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2367235
issue-tracking x_refsource_REDHAT

Bug Bounty Relevance

65 / 100
✓ Network accessible
✓ No authentication
✓ No user interaction

CVSS Score

7.4 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS — Exploitation Probability

0.66%
Raw Score 0.006620
Percentile 52.2%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00662
2026-11-13
0.00662
2026-11-12
0.00662
2026-11-10
0.00662
2026-11-09
0.00662
2026-11-08
0.00639
2026-11-07
0.00639
2026-11-06
0.00639
2026-11-05
0.00639

Intelligence Sources

mitre ref →
nvd ref →