CVE-2026-34256
Missing Authorization check in SAP ERP and SAP S/4 HANA (Private Cloud and On-Premise)
Description
Due to a missing authorization check in SAP ERP and SAP S/4HANA (Private Cloud and On-Premise), an authenticated attacker could execute a particular ABAP report to overwrite any existing eight?character executable ABAP report without authorization. If the overwritten report is subsequently executed, the intended functionality could become unavailable. Successful exploitation impacts availability, with a limited impact on integrity confined to the affected report, while confidentiality remains unaffected.
INFO
Published Date :
April 14, 2026, 1:16 a.m.
Last Modified :
April 14, 2026, 1:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-34256
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | e4686d1a-f260-4930-ac4c-2f5c992778dd | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Apply SAP security notes for the vulnerability.
- Review and restrict access to the affected ABAP report.
- Monitor system for unauthorized report modifications.
- Perform integrity checks on ABAP reports.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-34256.
| URL | Resource |
|---|---|
| https://me.sap.com/notes/3731908 | |
| https://url.sap/sapsecuritypatchday |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-34256 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-34256
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-34256 vulnerability anywhere in the article.
-
Daily CyberSecurity
Critical 9.9 Alert: SAP’s April 2026 Patch Day Targets Major SQL Injection
SAP has marked its latest monthly security update with the release of 19 new security notes and one update to a previously issued advisory. This month’s “Patch Day” is highlighted by a critical severi ... Read more
The following table lists the changes that have been made to the
CVE-2026-34256 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Apr. 14, 2026
Action Type Old Value New Value Added Description Due to a missing authorization check in SAP ERP and SAP S/4HANA (Private Cloud and On-Premise), an authenticated attacker could execute a particular ABAP report to overwrite any existing eight?character executable ABAP report without authorization. If the overwritten report is subsequently executed, the intended functionality could become unavailable. Successful exploitation impacts availability, with a limited impact on integrity confined to the affected report, while confidentiality remains unaffected. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H Added CWE CWE-862 Added Reference https://me.sap.com/notes/3731908 Added Reference https://url.sap/sapsecuritypatchday