CVE-2026-44517
Build breakout using malicious Containerfile and Git Smart HTTP server or GitHub release tar archive
6.3
MEDIUM
CVSS 3.1
Description
### 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.
How to fix CVE-2026-44517
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- —no fix listed
Is CVE-2026-44517 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-44517.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N |