CVE-2026-42438— OpenClaw 2026.4.9 < 2026.4.10 - Sender Policy Bypass in Host Media Attachment Reads
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I. Basic Information for CVE-2026-42438
Vulnerability Information
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Vulnerability Title
OpenClaw 2026.4.9 < 2026.4.10 - Sender Policy Bypass in Host Media Attachment Reads
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenClaw versions 2026.4.9 before 2026.4.10 contain a sender policy bypass vulnerability in the outbound host-media attachment read helper that allows unauthorized local file disclosure. Attackers with denied read access via toolsBySender or group policy can trigger host-media attachment loading to bypass sender and group-scoped authorization boundaries and retrieve readable local files through the outbound media path.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
授权机制不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenClaw 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenClaw是OpenClaw开源的一个智能人工助理。 OpenClaw 2026.4.9版本至2026.4.10之前版本存在安全漏洞，该漏洞源于出站主机媒体附件读取助手中的发送者策略绕过，可能导致未经授权的本地文件泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-42438
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · OpenClaw · 2026-05-05 · 26 CVEs total
| CVE-2026-43566 | 9.1 CRITICAL | OpenClaw 2026.4.7 < 2026.4.14 - Privilege Escalation via Untrusted Webhook Wake Events |
| CVE-2026-43534 | 9.1 CRITICAL | OpenClaw < 2026.4.10 - Unsanitized External Input in Agent Hook Events |
| CVE-2026-42434 | 8.8 HIGH | OpenClaw 2026.4.5 < 2026.4.10 - Sandbox Escape via host Parameter Override in Exec Routing |
| CVE-2026-43571 | 8.8 HIGH | OpenClaw < 2026.4.10 - Untrusted Workspace Plugin Shadow Resolution in Channel Setup |
| CVE-2026-42435 | 8.8 HIGH | OpenClaw 2026.2.22 < 2026.4.12 - Shell-Wrapper Detection Bypass via Environment Variable A |
| CVE-2026-43569 | 8.8 HIGH | OpenClaw < 2026.4.9 - Untrusted Provider Plugin Auto-enablement via Workspace Provider Aut |
| CVE-2026-43530 | 8.8 HIGH | OpenClaw 2026.2.23 < 2026.4.12 - Weakened Exec Approval Binding via busybox and toybox App |
| CVE-2026-43533 | 8.6 HIGH | OpenClaw < 2026.4.10 - Arbitrary Local File Read via QQBot Media Tags |
| CVE-2026-42439 | 8.5 HIGH | OpenClaw < 2026.4.10 - SSRF Policy Bypass in Browser Tabs Action Routes |
| CVE-2026-43526 | 8.2 HIGH | OpenClaw < 2026.4.12 - Server-Side Request Forgery via QQBot Reply Media URL Handling |
| CVE-2026-43573 | 7.7 HIGH | OpenClaw < 2026.4.10 - SSRF Policy Bypass in Existing-Session Browser Interaction Routes |
| CVE-2026-42436 | 7.7 HIGH | OpenClaw < 2026.4.14 - Internal Page Content Exposure via Browser Snapshot and Screenshot |
| CVE-2026-43527 | 7.7 HIGH | OpenClaw < 2026.4.14 - Server-Side Request Forgery via Private Network Navigation |
| CVE-2026-43532 | 7.7 HIGH | OpenClaw 2026.4.7 < 2026.4.10 - Sandbox Media Normalization Bypass via Discord Event Cover |
| CVE-2026-42437 | 7.5 HIGH | OpenClaw 2026.4.9 < 2026.4.10 - Denial of Service via Oversized WebSocket Frames in Voice- |
| CVE-2026-43531 | 7.3 HIGH | OpenClaw < 2026.4.9 - Environment Variable Injection via Workspace .env File |
| CVE-2026-43535 | 6.8 MEDIUM | OpenClaw < 2026.4.14 - Authorization Context Reuse in Collect-Mode Queue Batches |
| CVE-2026-43528 | 6.5 MEDIUM | OpenClaw < 2026.4.14 - Redaction Bypass via sourceConfig and runtimeConfig Aliases |
| CVE-2026-43567 | 6.5 MEDIUM | OpenClaw < 2026.4.10 - Path Traversal in screen_record outPath Parameter |
| CVE-2026-43568 | 6.5 MEDIUM | OpenClaw 2026.4.5 < 2026.4.10 - Privilege Escalation via Memory Dreaming Configuration in |
Showing top 20 of 26 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: OpenClaw
- CVE-2026-44118
OpenClaw < 2026.4.22 - Owner Context Spoofing via Bearer Tok - CVE-2026-44116
OpenClaw < 2026.4.22 - Server-Side Request Forgery in Zalo P - CVE-2026-44117
OpenClaw < 2026.4.20 - Server-Side Request Forgery in QQBot - CVE-2026-44115
OpenClaw < 2026.4.22 - Shell Expansion Bypass in Unquoted He - CVE-2026-44114
OpenClaw < 2026.4.20 - Environment Variable Namespace Collis
Same vendor: OpenClaw
- CVE-2026-44118
OpenClaw < 2026.4.22 - Owner Context Spoofing via Bearer Tok - CVE-2026-44117
OpenClaw < 2026.4.20 - Server-Side Request Forgery in QQBot - CVE-2026-44116
OpenClaw < 2026.4.22 - Server-Side Request Forgery in Zalo P - CVE-2026-44115
OpenClaw < 2026.4.22 - Shell Expansion Bypass in Unquoted He - CVE-2026-44114
OpenClaw < 2026.4.20 - Environment Variable Namespace Collis
Same weakness: CWE-863
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