CVE-2026-41398

MEDIUM

OpenClaw - Unauthorized Agent Request Dispatch via Untrusted Local-Network Pages in iOS A2UI Bridge

Title source: cna
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-4p4f-fc8q-84m3)
https://github.com/openclaw/openclaw/security/advisories/GHSA-4p4f-fc8q-84m3
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw - Unauthorized Agent Request Dispatch via Untrusted Local-Network Pages in iOS A2UI Bridge
https://www.vulncheck.com/advisories/openclaw-unauthorized-agent-request-dispatch-via-untrusted-local-network-pages-in-ios-a2ui-bridge

Scores

CVSS v3 4.6
EPSS 0.0011
EPSS Percentile 1.6%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-346
Status published
Products (4)
npm/openclaw 0 - 2026.4.2npm
OpenClaw/OpenClaw < 2026.4.2
openclaw/openclaw < 2026.4.2
OpenClaw/OpenClaw 2026.4.2
Published Apr 28, 2026
Tracked Since Apr 29, 2026