Home/CVE/OpenClaw before 2026.4.2 contains an improper access control vulnerability in the iOS A2UI bridge that treats generic lo
CVE

CVE-2026-41398

OpenClaw before 2026.4.2 contains an improper access control vulnerability in the iOS A2UI bridge that treats generic lo

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.

MEDIUM · CVSS 4.6 EPSS 7e-05
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-346Origin Validation Error
▤

Affected Products & Versions

1
openclaw< 2026.4.2
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm openclaw MODERATE fixed in 2026.4.2
▣

Scoring & Timeline

4.6
MEDIUM · CVSS v3.1 · disclosure@vulncheck.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Apr 2026 · 07:37 PM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/openclaw/openclaw/commit/49d08382a90f71dabe2877b3f6729ad85f808d57Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-4p4f-fc8q-84m3PatchVendor Advisory
https://www.vulncheck.com/advisories/openclaw-unauthorized-agent-request-dispatch-via-untrusted-local-network-pages-in-ios-a2ui-bridgeThird Party Advisory
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