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CVE-2026-5058 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: April 13, 2026

aws-mcp-server - Command Injection

Published: April 11, 2026Updated: April 13, 2026Remote Exploitable

Overview

aws-mcp-server contains a command injection caused by improper validation of user-supplied strings in the allowed commands list, letting remote attackers execute arbitrary code without authentication.

Severity & Score

Severity: Critical

CVSS Score: 9.8

EPSS Score: 101.3%(Probability of exploitation in next 30 days)

Impact

Remote attackers can execute arbitrary code on the server, potentially leading to full system compromise.

Mitigation

Update aws-mcp-server to the latest version.

References

https://www.zerodayinitiative.com/advisories/ZDI-26-246/

Social Media Activity(2 posts)

TheHackerWire

@thehackerwire

Apr 11, 2026

🔴 CVE-2026-5058 - Critical (9.8) aws-mcp-server Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of aws-mcp-server. Authentication is not required to exploit this vulnerability. ... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-5058/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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TheHackerWire

@thehackerwire

Apr 11, 2026

View original post

Related Resources

Details

CVE ID: CVE-2026-5058
Severity: Critical
CVSS Score: 9.8
Type: command_injection
Status: unconfirmed
EPSS: 101.3%
Social Posts: 2

CWE

CWE-78

CVSS Metrics

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score

101.3%Probability of exploitation in the next 30 days