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CVE-2025-43700: Improper Preservation of Permissions Vulnerability in Salesforce OmniStudio

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Overview

This report discusses CVE-2025-43700, a significant vulnerability found in Salesforce OmniStudio. This flaw, categorized as an Improper Preservation of Permissions issue, could lead to the exposure of encrypted data, impacting users of OmniStudio versions before Spring 2025. Given Salesforce’s wide usage, this vulnerability could potentially expose a substantial amount of sensitive data if not mitigated.

Vulnerability Summary

CVE ID: CVE-2025-43700
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise and data leakage

Affected Products

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Product | Affected Versions

Salesforce OmniStudio | Before Spring 2025

How the Exploit Works

The exploit takes advantage of the improper preservation of permissions in Salesforce OmniStudio’s FlexCards feature. An attacker can manipulate this flaw to bypass security measures and gain unauthorized access to encrypted data. This can potentially lead to system compromise or significant data leakage.

Conceptual Example Code

Here’s a conceptual example of how the vulnerability might be exploited:

GET /omnistudio/flexcards/data HTTP/1.1
Host: vulnerable-omnistudio-instance.salesforce.com
Authorization: Bearer <malicious_token_with_improper_permissions>

In this example, the attacker uses a malicious token, which has improper permissions due to the vulnerability, to access the sensitive FlexCards data.

Mitigation

Users are advised to apply the vendor patch released by Salesforce to mitigate this vulnerability. In the interim, implementing Web Application Firewall (WAF) or Intrusion Detection Systems (IDS) can provide temporary mitigation against potential exploits. Regularly updating and patching systems can help prevent such vulnerabilities in the future.

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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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