Vulnerability in SAP Netweaver Application Server Java
CVE-2026-23686
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (6.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- SAP Netweaver Application Server Java — versions 7.50
- SAP Se Netweaver Application Server Java — versions LMNWABASICAPPS 7.50
Weakness classification (CWE)
References
- me.sap.com/notes/3673213 (Permissions Required)
- url.sap/sapsecuritypatchday (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-23686?
- CVE-2026-23686 is a low-severity vulnerability in SAP Netweaver Application Server Java, classified under HTTP Response Splitting. CVSS score: 3.4/10. Published 2026-02-10.
- How severe is CVE-2026-23686?
- Low severity. CVSS v3 base score is 3.4 out of 10.