CVE-2026-33578— OpenClaw < 2026.3.28 - Sender Policy Allowlist Bypass via Policy Downgrade in Google Chat and Zalouser Extensions
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I. Basic Information for CVE-2026-33578
Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.3.28 - Sender Policy Allowlist Bypass via Policy Downgrade in Google Chat and Zalouser Extensions
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenClaw before 2026.3.28 contains a sender policy bypass vulnerability in the Google Chat and Zalouser extensions where route-level group allowlist policies silently downgrade to open policy. Attackers can exploit this policy resolution flaw to bypass sender restrictions and interact with bots despite configured allowlist restrictions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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 2026.3.28之前版本存在安全漏洞，该漏洞源于Google Chat和Zalouser扩展存在发送者策略绕过问题，可能导致攻击者绕过发送者限制并与机器人交互。
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-2026-33578
| # | POC Description | Source Link | Shenlong Link |
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Same Patch Batch · OpenClaw · 2026-03-31 · 20 CVEs total
| CVE-2026-33579 | 9.9 CRITICAL | OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device |
| CVE-2026-32917 | 9.8 CRITICAL | OpenClaw < 2026.3.13 - Remote Command Injection via Unsanitized iMessage Attachment Paths |
| CVE-2026-32916 | 9.4 CRITICAL | OpenClaw 2026.3.7 < 2026.3.11 - Authorization Bypass in Plugin Subagent Routes via Synthet |
| CVE-2026-32920 | 8.4 HIGH | OpenClaw < 2026.3.12 - Arbitrary Code Execution via Auto-Discovery of Workspace Plugins |
| CVE-2026-34504 | 8.3 HIGH | OpenClaw < 2026.3.28 - Server-Side Request Forgery via Unguarded Image Download in fal Pro |
| CVE-2026-33577 | 8.1 HIGH | OpenClaw < 2026.3.28 - Insufficient Scope Validation in node.pair.approve |
| CVE-2026-34503 | 8.1 HIGH | OpenClaw < 2026.3.28 - Incomplete WebSocket Session Termination on Device Removal and Toke |
| CVE-2026-32982 | 7.5 HIGH | OpenClaw < 2026.3.13 - Telegram Bot Token Exposure in Media Fetch Error Logs |
| CVE-2026-32988 | 7.5 HIGH | OpenClaw < 2026.3.11 - Sandbox Boundary Bypass via Unvalidated Temporary File Creation |
| CVE-2026-32971 | 7.1 HIGH | OpenClaw < 2026.3.11 - Node-Host Approval UI Mismatch Allows Execution of Unintended Comma |
| CVE-2026-32976 | 6.5 MEDIUM | OpenClaw < 2026.3.11 - Account-Scoped configWrites Policy Bypass via Channel Commands |
| CVE-2026-34505 | 6.5 MEDIUM | OpenClaw < 2026.3.12 - Webhook Rate Limiting Bypass via Pre-Authentication Secret Validati |
| CVE-2026-33576 | 6.5 MEDIUM | OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel |
| CVE-2026-33580 | 6.5 MEDIUM | OpenClaw < 2026.3.28 - Brute Force Attack via Missing Rate Limiting on Webhook Shared Secr |
| CVE-2026-33581 | 6.5 MEDIUM | OpenClaw < 2026.3.24 - Arbitrary File Read via mediaUrl and fileUrl Parameters |
| CVE-2026-32977 | 6.3 MEDIUM | OpenClaw < 2026.3.11 - Sandbox Boundary Bypass via Unanchored writeFile Commit Path |
| CVE-2026-32921 | 6.3 MEDIUM | OpenClaw < 2026.3.8 - Script Content Modification via Mutable Operand Binding in system.ru |
| CVE-2026-34506 | 4.3 MEDIUM | OpenClaw < 2026.3.8 - Sender Allowlist Bypass in Microsoft Teams Plugin via Route Allowlis |
| CVE-2026-32970 | 2.5 LOW | OpenClaw < 2026.3.11 - Credential Fallback Logic Bypass via Unavailable Local Auth SecretR |
IV. Related Vulnerabilities
Same product: 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 vendor: 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 weakness: CWE-863
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