CVE-2026-47309 — Samsung Open Source Escargot Vulnerability

CVE-2026-47309 — Samsung Open Source Escargot Vulnerability

CVE-2026-47309 — Uncontrolled Recursion vulnerability in Samsung Open Source Escargot allows Oversized Serialized Data Payloads. This issue affects Escargot: 590345cc6258317c5da850d846ce6baaf2afc2d3.

What This Means For You

  • If your environment is affected by CWE-674, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-47309 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

2 rules · 6 SIEM formats

2 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-2026-47309 - Samsung Escargot Uncontrolled Recursion via Oversized Payload

Sigma YAML — free preview
title: CVE-2026-47309 - Samsung Escargot Uncontrolled Recursion via Oversized Payload
id: scw-2026-05-19-ai-1
status: experimental
level: high
description: |
  Detects the execution of the Escargot binary with a command-line argument '-s', which is often used in conjunction with oversized serialized data payloads that trigger the uncontrolled recursion vulnerability (CVE-2026-47309). This indicates a potential attempt to exploit this specific vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-05-19
references:
  - https://shimiscyberworld.com/posts/nvd-CVE-2026-47309/
tags:
  - attack.initial_access
  - attack.t1190
logsource:
    category: process_creation
detection:
  selection:
      Image|endswith:
          - 'escargot'
      CommandLine|contains:
          - '-s'
      condition: selection
falsepositives:
  - Legitimate administrative activity

Source: Shimi's Cyber World · License & reuse

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Indicators of Compromise

IDTypeIndicator
CVE-2026-47309 vulnerability CVE-2026-47309
CWE-674 weakness CWE-674
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedMay 19, 2026 at 10:16 UTC

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