Advisory

On 12.05.2026 a security relevant correction has been released by SAP SE. The manufacturer resolves an issue within SAP Financial Consolidation.

SAP Note 3713521 addresses "3713521 - [CVE-2026-40136] Denial of service (DoS) in SAP Financial Consolidation" to prevent denial of service (dos) with a medium risk for exploitation.

A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as part of maintenance, the team suggests.

Denial of Service (DoS) attacks that take a system offline may lead to significant cost for the company, studies quantify the costs in average between 4 and 5 millions dollars. Business continuity requires SAP systems staying online. The CVSS scores or vulnerability descriptions are not enough to represent how a simple bug can lead to a significant loss for companies.

Risk specification

SAP Financial Consolidation allows an authenticated attacker to terminate active user sessions, temporarily preventing other users from accessing the application and resulting in partial service disruption.

Solution

A cryptographic signature has been added to session cookies to prevent tampering, ensuring the integrity of user sessions and preventing the unauthorized termination of other users' active sessions.

The advisory is valid for

FINANCE 1010 ⁶

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SecurityBridge takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability concerning one of the SAP software products – either in the latest or in a former product version follow the guidelines and processes in accordance with the SAP portal page “Report a Security Vulnerability to SAP”.

The advisories found within the SecurityBridge advisory are generated and continuously enriched by our Team at SecurityBridge and affiliated security consultants, partners, customers of the SecurityBridge Platform, SAP support, and advisory groups.

We do not disclose zero-day vulnerabilities unless a security patch has been made available to the public. In such case, the platform only provides details on which version or signature updates are available within the SecurityBridge platform in order to monitor or measure the vulnerability.

In accordance with SAP guidelines, SecurityBridge only discloses issues where the fixing security note has been released. The vulnerability platform makes no references to available exploits or Proof of Concepts (PoC). Advisories and vulnerabilities will always mention the fixing security note or hints to the corresponding SAP documentation.

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