Lima VM Guest Agent Socket Vulnerability: Early Warning
- Severity
- HIGH
- Affected component
- lima (github-actions)
- Patched version
- 2.1.3
An early warning has been issued for a vulnerability in Lima VM that reportedly allows an arbitrary user in a QEMU VM to gain root privilege via the guest agent socket.
What happened
An early warning has been issued for a vulnerability in Lima VM. The vulnerability, tracked as GHSA-2J9V-P4XJ-CJW2, reportedly allows an arbitrary user in a QEMU VM to gain root privilege via the guest agent socket. This issue has been patched in Lima v2.1.3. The vulnerability was first flagged on 2026-08-14T19:24:33+00:00. To assess your exposure, check if you are using Lima VM version 2.1.2 or earlier.
The vulnerability is under investigation and has not been exploited in the wild. However, due to its severity, it is recommended to upgrade to the latest version of Lima VM as soon as possible.
What to do about it
- Upgrade Lima VM to version 2.1.3 or later to mitigate the vulnerability.
- Check your current Lima VM version and compare it with the affected versions (<=2.1.2).
- Monitor the primary sources for updates on the vulnerability and any additional patches that may be released.
- Ensure that your systems are regularly updated to protect against known vulnerabilities.
How 0Day would have caught this
lima is anywhere in your dependency tree, the engineers who own the affected repositories get a push alert the moment it is flagged — no manual audit to remember to run.Read how this differs from waiting on a scanner to catch a known advisory, or see the exact, read-only access 0Day needs to do this for an organization.
Frequently asked questions
Am I affected?
You are affected if you are using Lima VM version 2.1.2 or earlier.
What should I do right now?
Upgrade Lima VM to version 2.1.3 or later.
Has this been exploited in the wild?
No, this vulnerability has not been exploited in the wild.