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CVE-2026-32988 OpenClaw CVE debrief

CVE-2026-32988 is a medium-severity vulnerability in OpenClaw, a sandbox boundary bypass issue via unvalidated temporary file creation. The vulnerability exists in OpenClaw before version 2026.3.11 and allows attackers to exploit a race condition in parent-path alias changes to write attacker-controlled bytes outside the intended validated path. This could potentially lead to unauthorized data access or modification. Users of OpenClaw should review their deployments and consider updating to version 2026.3.11 or later to mitigate this vulnerability.

Vendor
OpenClaw
Product
Unknown
CVSS
MEDIUM 5.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-03-31
Original CVE updated
2026-07-25
Advisory published
2026-03-31
Advisory updated
2026-07-25

Who should care

Users of OpenClaw before version 2026.3.11 should be aware of this vulnerability and take steps to mitigate it. This includes reviewing and validating parent directory permissions, implementing additional monitoring and logging to detect potential exploitation attempts, and updating to version 2026.3.11 or later if possible. Security teams and vulnerability management teams should also review their asset inventory and prioritize remediation efforts based on the severity of the vulnerability and the potential impact on their organization.

Technical summary

The vulnerability is a sandbox boundary bypass issue in OpenClaw's fs-bridge staged writes. Temporary file creation and population are not pinned to a verified parent directory, allowing attackers to exploit a race condition in parent-path alias changes to write attacker-controlled bytes outside the intended validated path before the final guarded replace step executes. This could allow attackers to write arbitrary data to the file system, potentially leading to code execution or data tampering.

Defensive priority

Medium

Recommended defensive actions

  • Update OpenClaw to version 2026.3.11 or later
  • Review and validate parent directory permissions
  • Implement additional monitoring and logging to detect potential exploitation attempts
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record was published on 2026-03-31T12:16:30.047Z and was last modified on 2026-07-25T10:10:00.167Z. The NVD entry is currently Analyzed. The vulnerability details are based on the information available from the CVE record and NVD entry. However, the accuracy of this information is limited by the details provided in the source corpus. Further verification is recommended to confirm the affected scope and severity.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-03-31T12:16:30.047Z and has not been modified since then. The NVD entry is currently Analyzed.