Auth bypass in SAP Approuter
CVE-2026-58237
WebSocket of SAP Approuter does not perform sufficient authorization checks in certain functionality. An attacker with low privileges could exploit this to access restricted functionality. Successful exploitation could allow the attacker to read sensitive information and perform limited modifications, resulting in a high impact on confidentiality and a low impact on integrity. There is no impact on availability.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (18.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.1% 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: 0.003 · change: +0.001
Affected products
- SAP Approuter
- SAP Se Business Ai Platform (Approuter) — versions SAP Approuter node.js package < 23.0.0
Weakness classification (CWE)
References
- me.sap.com/notes/3786038 (Permissions Required)
- url.sap/sapsecuritypatchday (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-58237?
- CVE-2026-58237 is a medium-severity vulnerability in SAP Approuter, classified under Missing Authorization. CVSS score: 5.9/10. Published 2026-08-11.
- How severe is CVE-2026-58237?
- Medium severity. CVSS v3 base score is 5.9 out of 10.