CVE-2026-41296
OpenClaw < 2026.3.31 - Sandbox Escape via TOCTOU Race in Remote FS Bridge readFile
CVSS Score
8.2
EPSS Score
0.0%
EPSS Percentile
0th
OpenClaw before 2026.3.31 contains a time-of-check-time-of-use race condition in the remote filesystem bridge readFile function that allows sandbox escape. Attackers can exploit the separate path validation and file read operations to bypass sandbox restrictions and read arbitrary files.
| CWE | CWE-367 |
| Vendor | openclaw |
| Product | openclaw |
| Published | Apr 20, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
OpenClaw / OpenClaw
0 < 2026.3.31
References
github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-9p3r-hh9g-5cmg github.com: https://github.com/openclaw/openclaw/commit/121870a08583033ed6a0ed73d9ffea32991252bb vulncheck.com: https://www.vulncheck.com/advisories/openclaw-sandbox-escape-via-toctou-race-in-remote-fs-bridge-readfile
Credits
🔍 AntAISecurityLab