Vulnerability Report

CVE-2026-35662

Title: ControlScope restriction bypass on send action

Other

Proof Of Concept

No public PoC currently indexed for CVE-2026-35662.

CWE Category CWE-862

Published Date Apr 10, 2026

Modified Date Apr 13, 2026

Exploit Status Not Found

Score 5.3 CVSS v4.0

Exploit Probability (EPSS)

0.20%

Vulnerability Summary

CVE-2026-35662: OpenClaw before 2026.3.22 fails to enforce controlScope restrictions on the send action, allowing leaf subagents to message controlled child sessions beyond their authorized scope. Attackers can exploit this by using the send action to communicate with child sessions without proper scope validation, bypassing intended access control restrictions.

Impacted Vendors

openclaw 1

Reference Links

https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87 https://github.com/openclaw/openclaw/commit/7679eb375294941b02214c234aff3948796969d0 https://github.com/openclaw/openclaw/security/advisories/GHSA-x2cm-hg9c-mf5w https://www.vulncheck.com/advisories/openclaw-missing-controlscope-enforcement-in-send-action

CVSS v4.0

Source Entity [email protected]

Severity MEDIUM

5.3

Attack Vector

NETWORK

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:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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

4.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-35662 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 13, 2026 MODIFIED

Vulnerability data updated via NVD.

April 13, 2026 MODIFIED

Vulnerability data updated via NVD.

April 13, 2026 MODIFIED

Vulnerability data updated via NVD.

April 10, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/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.