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CVE-2025-54236: Critical Improper Input Validation Vulnerability in Adobe Commerce Leading to Session Takeover

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Overview

CVE-2025-54236 is a critical vulnerability discovered in several versions of Adobe Commerce, a leading platform for digital commerce solutions. This vulnerability, categorized as an Improper Input Validation issue, can potentially allow an attacker to hijack user sessions, leading to a significant compromise of system confidentiality and integrity. Given the widespread use of Adobe Commerce across various sectors, this vulnerability, if left unaddressed, can have dire consequences.
The high severity of this vulnerability, reflected by a CVSS score of 9.1, underscores the urgency in addressing this issue. The potential impact includes system compromise and data leakage, which could lead to substantial financial losses and reputational damage for affected organizations.

Vulnerability Summary

CVE ID: CVE-2025-54236
Severity: Critical (CVSS: 9.1)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Session hijacking leading to potential system compromise and data leakage

Affected Products

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Product | Affected Versions

Adobe Commerce | 2.4.9-alpha2
Adobe Commerce | 2.4.8-p2
Adobe Commerce | 2.4.7-p7
Adobe Commerce | 2.4.6-p12
Adobe Commerce | 2.4.5-p14
Adobe Commerce | 2.4.4-p15 and earlier

How the Exploit Works

The vulnerability lies in the Improper Input Validation in Adobe Commerce. An attacker can send specially crafted inputs to the server, which the application fails to validate properly. As a result, the attacker can manipulate the server’s response, which could include session tokens. By capturing these sessions tokens, an attacker can impersonate valid users, gaining unauthorized access to privileged information and potentially compromising the system.

Conceptual Example Code

Here’s a hypothetical example showing how an attacker might exploit this vulnerability. Note that this is conceptual and does not represent a real exploit.

POST /vulnerable/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{
"sessionData": "manipulated_input_leading_to_session_token_leakage"
}

In this example, the attacker sends a POST request with manipulated input to the vulnerable endpoint. The server, failing to validate this input properly, may respond with session tokens that the attacker can then capture and abuse.

Mitigation

Adobe has released patches for the affected versions of Adobe Commerce. It is highly recommended that users update their systems to the latest patched version immediately. For temporary mitigation, users can also employ Web Application Firewalls (WAF) or Intrusion Detection Systems (IDS) to monitor and block potential exploit attempts.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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