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CVE-2026-35643

HIGH

8.8

Description

OpenClaw before 2026.3.22 contains an unvalidated WebView JavascriptInterface vulnerability allowing attackers to inject arbitrary instructions. Untrusted pages can invoke the canvas bridge to execute malicious code within the Android application context.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published4/10/2026

Last Modified4/10/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-940

References

https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/commit/8b02ef133275be96d8aac2283100016c8a7f32e5(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-cxmw-p77q-wchg(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-arbitrary-code-execution-via-unvalidated-webview-javascriptinterface(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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