CVE-2026-35643HIGH 8.8EPSS p29.6%

CVE-2026-35643CVE-2026-35643

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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS0.37% probability of exploitation · percentile 29.6% · 2026-08-03T12:00:16Z
Published2026-04-10
Last modified2026-04-13

Underlying weaknesses· 1

CWE-940

References

  1. https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
  2. https://github.com/openclaw/openclaw/commit/8b02ef133275be96d8aac2283100016c8a7f32e5
  3. https://github.com/openclaw/openclaw/security/advisories/GHSA-cxmw-p77q-wchg
  4. https://www.vulncheck.com/advisories/openclaw-arbitrary-code-execution-via-unvalidated-webview-javascriptinterface

1

TypeTargetConfidenceTier
WeaknessImproper Verification of Source of a Communication Channelcwe-9400%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.