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CVE-2026-27524— OpenClaw < 2026.2.21 - Prototype Pollution via Debug Override Path

Quick assessment

Affected
OpenClaw OpenClaw
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenClaw是OpenClaw开源的一个智能人工助理。 OpenClaw 2026.2.21之前版本存在安全漏洞，该漏洞源于运行时接受原型保留键，允许原型污染攻击，可能绕过命令门限制。

CVSS 4.3 · Medium EPSS 0.41% · P33

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
OpenClaw OpenClaw < 2026.2.21 affected
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I. Basic Information for CVE-2026-27524

Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.2.21 - Prototype Pollution via Debug Override Path
Source: CVE Program / CVE List V5
Vulnerability Description
OpenClaw versions prior to 2026.2.21 accept prototype-reserved keys in runtime /debug set override object values, allowing prototype pollution attacks. Authorized /debug set callers can inject __proto__, constructor, or prototype keys to manipulate object prototypes and bypass command gate restrictions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1321
Source: CVE Program / CVE List V5
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 2026.2.21之前版本存在安全漏洞，该漏洞源于运行时接受原型保留键，允许原型污染攻击，可能绕过命令门限制。
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

Vendor Product Affected Versions CPE Subscribe
OpenClaw OpenClaw 0 ~ 2026.2.21 -

II. Public POCs for CVE-2026-27524

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III. Intelligence Information for CVE-2026-27524

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Patches & Fixes for CVE-2026-27524 (1)

Vendor Advisories for CVE-2026-27524 (2)

Same Patch Batch · OpenClaw · 2026-03-18 · 16 CVEs total

CVE-2026-22171 8.2 HIGH OpenClaw < 2026.2.19 - Path Traversal in Feishu Media Temporary File Naming
CVE-2026-22181 7.6 HIGH OpenClaw < 2026.3.2 - DNS Pinning Bypass via Environment Proxy Configuration in web_fetch
CVE-2026-22179 7.2 HIGH OpenClaw < 2026.2.22 - Allowlist Bypass via Command Substitution in system.run
CVE-2026-22175 7.1 HIGH OpenClaw < 2026.2.23 - Exec Approval Bypass via Unrecognized Multiplexer Shell Wrappers
CVE-2026-22174 6.8 MEDIUM OpenClaw < 2026.2.22 - Gateway Token Disclosure via Chrome CDP Probe
CVE-2026-22169 6.7 MEDIUM OpenClaw < 2026.2.22 - Allowlist Bypass via sort Configuration in safeBins
CVE-2026-27522 6.5 MEDIUM OpenClaw < 2026.2.24 - Arbitrary File Read via sendAttachment and setGroupIcon Message Act
CVE-2026-22178 6.5 MEDIUM OpenClaw < 2026.2.19 - ReDoS and Regex Injection via Unescaped Feishu Mention Metadata
CVE-2026-22170 6.5 MEDIUM OpenClaw < 2026.2.22 BlueBubbles - Access Control Bypass via Empty allowFrom Configuration
CVE-2026-22168 6.5 MEDIUM OpenClaw < 2026.2.21 - Command Injection via cmd.exe /c Trailing Arguments in system.run
CVE-2026-27545 6.1 MEDIUM OpenClaw < 2026.2.26 - Approval Bypass via Parent Symlink Current Working Directory Rebind
CVE-2026-27523 6.1 MEDIUM OpenClaw < 2026.2.24 - Sandbox Bind Validation Bypass via Symlink-Parent Missing-Leaf Path
CVE-2026-22217 6.1 MEDIUM OpenClaw 2026.2.22 < 2026.2.23 - Arbitrary Binary Execution via $SHELL Environment Variabl
CVE-2026-22177 6.1 MEDIUM OpenClaw < 2026.2.21 - Environment Variable Injection via Config env.vars
CVE-2026-22180 5.3 MEDIUM OpenClaw < 2026.3.2 - Path Confinement Bypass in Browser Output and File Write Operations

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-1321

V. Comments for CVE-2026-27524

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