CVE-2026-23686
CRLF Injection vulnerability in SAP NetWeaver Application Server Java
Description
Due to a CRLF Injection vulnerability in SAP NetWeaver Application Server Java, an authenticated attacker with administrative access could submit specially crafted content to the application. If processed by the application, this content enables injection of untrusted entries into generated configuration, allowing manipulation of application-controlled settings. Successful exploitation leads to a low impact on integrity, while confidentiality and availability remain unaffected.
INFO
Published Date :
Feb. 10, 2026, 4:16 a.m.
Last Modified :
Feb. 10, 2026, 4:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | LOW | e4686d1a-f260-4930-ac4c-2f5c992778dd | ||||
| CVSS 3.1 | LOW | [email protected] |
Solution
- Apply SAP security note for NetWeaver AS Java.
- Review and sanitize user-submitted content.
- Restrict administrative access where possible.
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-2026-23686.
| URL | Resource |
|---|---|
| https://me.sap.com/notes/3673213 | |
| 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-2026-23686 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-2026-23686
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-2026-23686 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-23686 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.
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New CVE Received by [email protected]
Feb. 10, 2026
Action Type Old Value New Value Added Description Due to a CRLF Injection vulnerability in SAP NetWeaver Application Server Java, an authenticated attacker with administrative access could submit specially crafted content to the application. If processed by the application, this content enables injection of untrusted entries into generated configuration, allowing manipulation of application-controlled settings. Successful exploitation leads to a low impact on integrity, while confidentiality and availability remain unaffected. Added CVSS V3.1 AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N Added CWE CWE-113 Added Reference https://me.sap.com/notes/3673213 Added Reference https://url.sap/sapsecuritypatchday