CVE-2026-41296

HIGH EPSS 10.0%
Published Apr 21, 20262mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 4.0
High
Find Similar
Published Apr 21, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
8.8
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
10.0% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-367

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.3.31

References 3

  • github.com https://github.com/openclaw/openclaw/commit/121870a08583033ed6a0ed73d9ffea32991252bb
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-9p3r-hh9g-5cmg
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-sandbox-escape-via-toctou-race-in-remote-fs-bridge-readfile
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/121870a08583033ed6a0ed73d9ffea32991252bb
    Patch