Vulnerability GHSA-49p4-px3h-rq49
Medium Risk
MEDIUM RISK
CVSS Score: 6.3
Score Range: 4.0–6.9
Medium severity vulnerabilities (CVSS 4.0–6.9). Important issues that meaningfully reduce security confidence.
4 months ago
June 22, 2026 at 08:15 PM UTC
Build breakout using malicious Containerfile and Git Smart HTTP server or GitHub release tar archive
v1.38.1 - v1.43.1
v1.38.1 - v1.43.1
Summary
Build breakout using malicious Containerfile and Git Smart HTTP server or GitHub release tar archive
Details
Impact
When processing a build contexts or add/copy instructions, a malicious server serving a Git repository or a tar archive file can cause files outside of the build context directory to be included in the build context or copied into the build.
Patches
Fixed in Buildah 1.44 and 1.43.2.
References
Related Vulnerabilities
Other vulnerabilities affecting the same packages
Unknown
3 months ago
Build breakout using malicious Containerfile or Git HTTP server in github.com/containers/buildah
v1.38.1 - v1.46.0 GO-2026-5116
v1.38.1 - v1.46.0 GO-2026-5116
Unknown
1 year ago
Buildah allows build breakout using malicious Containerfiles and concurrent builds in github.com/containers/buildah
v0.16.0 - v1.33.11 and v1.35.0 - v1.35.4 and v1.37.0 - v1.37.5 and v1.38.0 GO-2025-3414
v0.16.0 - v1.33.11 and v1.35.0 - v1.35.4 and v1.37.0 - v1.37.5 and v1.38.0 GO-2025-3414
High Risk
1 year ago
Buildah allows build breakout using malicious Containerfiles and concurrent builds
v0.16.0 - v1.33.11 and v1.35.0 - v1.35.4 and v1.37.0 - v1.37.5 and v1.38.0 GHSA-5vpc-35f4-r8w6
v0.16.0 - v1.33.11 and v1.35.0 - v1.35.4 and v1.37.0 - v1.37.5 and v1.38.0 GHSA-5vpc-35f4-r8w6
Unknown
2 years ago
Buildah allows arbitrary directory mount in github.com/containers/buildah
v0.16.0 - v1.37.0 GO-2024-3186
v0.16.0 - v1.37.0 GO-2024-3186
Unknown
2 years ago
Improper Input Validation in Buildah and Podman in github.com/containers/buildah
v0.16.0 - v1.37.3 GO-2024-3169
v0.16.0 - v1.37.3 GO-2024-3169
Impacted packages
Timeline
Published
4 months ago
June 22, 2026 at 08:15 PM UTC
Fixed (v1.43.2)
5 months ago
May 29, 2026 at 06:11 PM UTC
Last Modified
3 months ago
July 27, 2026 at 05:11 PM UTC