CVE-2026-41363 — Path Traversal

CVE-2026-41363 — Path Traversal

CVE-2026-41363 — OpenClaw versions 2026.2.6 through 2026.3.24 contain a path traversal vulnerability in the Feishu extension resolveUploadInput function that bypasses file-system sandbox restrictions. Attackers can exploit improper path resolution during upload_image operations to read arbitrary fil

What This Means For You

  • If your environment is affected by CWE-22, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-41363 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

3 rules · 6 SIEM formats

3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.

high T1190 Initial Access

CVE-2026-41363 - OpenClaw Feishu Extension Path Traversal Attempt

Sigma YAML — free preview
title: CVE-2026-41363 - OpenClaw Feishu Extension Path Traversal Attempt
id: scw-2026-04-28-ai-1
status: experimental
level: high
description: |
  This rule detects attempts to exploit the path traversal vulnerability (CVE-2026-41363) in OpenClaw's Feishu extension. Specifically, it looks for requests to the '/feishu/upload_image' endpoint containing '../' sequences in the URI query string, indicating an attempt to access files outside the intended directory.
author: SCW Feed Engine (AI-generated)
date: 2026-04-28
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-41363/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: webserver
detection:
  selection:
      cs-uri|contains:
          - '/feishu/upload_image'
      cs-uri-query|contains:
          - '../'
      condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-41363 vulnerability CVE-2026-41363
CWE-22 weakness CWE-22
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedApril 28, 2026 at 03:16 UTC

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