| Component | OpenClaw |
| Severity | medium (CVSS 4.6) |
| CVSS vector | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L |
| Published (NVD) | 2026-04-28 |
| Last modified | 2026-06-17 |
| Affected versions | openclaw < 2026.4.2 |
| Fixed in | 2026.4.2 |
| Weakness | CWE-346 |
| CISA KEV | not listed |
NVD 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.
What to do
- Upgrade OpenClaw to
2026.4.2or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-41398
- https://github.com/openclaw/openclaw/security/advisories/GHSA-4p4f-fc8q-84m3
- https://github.com/openclaw/openclaw/commit/49d08382a90f71dabe2877b3f6729ad85f808d57
- https://www.vulncheck.com/advisories/openclaw-unauthorized-agent-request-dispatch-via-untrusted-local-network-pages-in-ios-a2ui-bridge
Read more
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