CVE-2026-43577 OpenClaw < 2026.4.9 - Arbitrary File Read via Browser Interaction Routes

What is CVE-2026-43577?

CVE-2026-43577 is a high-severity path traversal vulnerability in Openclaw Openclaw, published on 6 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

OpenClaw before 2026.4.9 contains a file read vulnerability allowing attackers to bypass navigation guards through browser act/evaluate interactions. Attackers can pivot into the local CDP origin and create or read disallowed file:// pages despite direct navigation policy restrictions.

Weakness: CWE-862

Which versions are affected by CVE-2026-43577?

2 open source packages ship an affected version, including openclaw. It affects 1 product.

Products include Openclaw Openclaw.

How do I fix CVE-2026-43577?

Upgrade openclaw to 2026.4.9 or later.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-43577 being exploited?

There is no known exploitation of CVE-2026-43577 in the wild and no public exploit code.

Other vulnerabilities in Openclaw Openclaw

• CVE-2026-28363 Security feature bypass in OpenClaw Critical 9.9
• CVE-2026-30741 Code injection in n/a Critical 9.8
• CVE-2026-33579 OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval Critical 9.4
• CVE-2026-32922 OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate Critical 9.4
• CVE-2026-32978 OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners Critical 9.4

All Openclaw Openclaw vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• GitHub advisory
• How this page is made

Also known as GHSA-j47r-fqh5-hqcc, GHSA-qmwg-qprg-3j38, MINI-mfch-355r-wvxc, MINI-w86w-vq8r-368c.