Tiandy Easy7 RCE: Unauthenticated OS Command Injection via updateDbBackupInfo
The National Vulnerability Database has disclosed CVE-2026-7698, a high-severity OS command injection vulnerability in Tiandy Easy7 Integrated Management Platform 7.17.0. The flaw, rated 7.3 CVSS, allows remote, unauthenticated attackers to execute arbitrary commands by manipulating the week argument within the /Easy7/rest/systemInfo/updateDbBackupInfo endpoint. This is a critical remote code execution vector.
Attackers can exploit this without authentication, making it an immediate and severe threat. The National Vulnerability Database notes that an exploit is publicly available, significantly increasing the risk of widespread exploitation. This isn’t theoretical; it’s a weaponized vulnerability. The vendor, Tiandy, has not responded to disclosure attempts, leaving defenders in a precarious position.
This vulnerability exposes the underlying system to full compromise. Given the public exploit and lack of vendor response, organizations running Tiandy Easy7 must prioritize mitigation. Attackers will leverage this to gain initial access, establish persistence, and move laterally. The low attack complexity and lack of required privileges make this a prime target for opportunistic threat actors.
What This Means For You
- If your organization uses Tiandy Easy7 Integrated Management Platform 7.17.0, you are directly exposed to unauthenticated remote code execution via CVE-2026-7698. This is not a drill. Immediately identify all instances of this platform in your environment. Isolate them from public networks if possible, and prepare for potential internal compromise. Without a patch, your only defense is network segmentation and vigilant monitoring for anomalous activity originating from these systems.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 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.
Tiandy Easy7 updateDbBackupInfo OS Command Injection - CVE-2026-7698
title: Tiandy Easy7 updateDbBackupInfo OS Command Injection - CVE-2026-7698
id: scw-2026-05-03-ai-1
status: experimental
level: critical
description: |
Detects unauthenticated OS command injection attempts against Tiandy Easy7 Integrated Management Platform via the updateDbBackupInfo endpoint. The vulnerability is triggered by manipulating the 'week' parameter, allowing remote attackers to execute arbitrary commands. This rule specifically looks for the vulnerable URI path and the presence of command injection characters within the query string.
author: SCW Feed Engine (AI-generated)
date: 2026-05-03
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-7698/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/Easy7/rest/systemInfo/updateDbBackupInfo'
cs-method|exact:
- 'POST'
cs-uri-query|contains:
- 'week=' # This parameter is known to be vulnerable
selection_command_injection:
cs-uri-query|contains:
- ';'
- '`'
- '$()'
- '|'
condition: selection AND selection_command_injection
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-7698 | Command Injection | Tiandy Easy7 Integrated Management Platform 7.17.0 |
| CVE-2026-7698 | Command Injection | /Easy7/rest/systemInfo/updateDbBackupInfo |
| CVE-2026-7698 | Command Injection | argument 'week' |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 03, 2026 at 17:16 UTC |
This content was AI-rewritten and enriched by Shimi's Cyber World based on the original source. All intellectual property rights remain with the original author.
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