Vulnerability Report

CVE-2026-41398

Title: iOS A2UI Bridge Improper Access

Other

Proof Of Concept

No public PoC currently indexed for CVE-2026-41398.

CWE Category CWE-346
Published Date Apr 28, 2026
Modified Date Apr 30, 2026
Exploit Status Not Found
Score 2.1 CVSS v4.0
Exploit Probability (EPSS)
0.11%

Vulnerability Summary

CVE-2026-41398: OpenClaw before 2026.4.2 contains an improper access control vulnerability in the iOS A2UI bridge that treats generic local-network pages as trusted origins. Attackers can inject unauthorized agent.request runs by loading attacker-controlled pages from local-network or tailnet hosts, polluting session state and consuming budget.

Impacted Vendors

O
openclaw 1

Reference Links

https://github.com/openclaw/openclaw/commit/49d08382a90f71dabe2877b3f6729ad85f808d57 https://github.com/openclaw/openclaw/security/advisories/GHSA-4p4f-fc8q-84m3 https://www.vulncheck.com/advisories/openclaw-unauthorized-agent-request-dispatch-via-untrusted-local-network-pages-in-ios-a2ui-bridge
CVSS v4.0
Source Entity [email protected]
Severity LOW
2.1
Attack Vector
ADJACENT
Complexity
LOW
Privileges
N/A
Interaction
PASSIVE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
N/A
RAW VECTOR CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/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
4.6
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-41398 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.

Attack Vector Matrix

Access Vector ADJACENT
Complexity LOW
Privileges N/A
Interaction PASSIVE
CVSS Vector String CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/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.