Vulnerability Report

CVE-2026-4040

Title: Information Exposure in OpenClaw File Existence Handler

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2026-4040.

CWE Category CWE-200
Published Date Mar 12, 2026
Modified Date Mar 16, 2026
Exploit Status Not Found
Score 4.8 CVSS v4.0
Exploit Probability (EPSS)
0.13%

Vulnerability Summary

CVE-2026-4040: A vulnerability was identified in OpenClaw up to 2026.2.17. This issue affects the function tools.exec.safeBins of the component File Existence Handler. The manipulation leads to information exposure through discrepancy. The attack needs to be performed locally. Upgrading to version 2026.2.19-beta.1 is capable of addressing this issue. The identifier of the patch is bafdbb6f112409a65decd3d4e7350fbd637c7754. Upgrading the affected component is advised.

Impacted Vendors

O
openclaw 1

Reference Links

https://github.com/openclaw/openclaw/ https://github.com/openclaw/openclaw/commit/bafdbb6f112409a65decd3d4e7350fbd637c7754 https://github.com/openclaw/openclaw/releases/tag/v2026.2.19-beta.1 https://github.com/openclaw/openclaw/security/advisories/GHSA-6c9j-x93c-rw6j https://vuldb.com/?ctiid.350652 https://vuldb.com/?id.350652 https://vuldb.com/?submit.769581
CVSS v4.0
Source Entity [email protected]
Severity MEDIUM
4.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
N/A
RAW VECTOR CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/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
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.5
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v3.1
Source Entity [email protected]
Severity LOW
3.3
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v2.0
Source Entity [email protected]
Severity LOW
1.7
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:S/C:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-4040 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/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

Affected Stack

No specific products linked.