{"id":"CVE-2026-44745","sourceIdentifier":"cna@sap.com","published":"2026-07-14T01:16:17.320","lastModified":"2026-10-24T22:10:00.210","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"SAP Approuter does not properly validate incoming request headers during the OAuth2 login flow under certain configurations. This allows an unauthenticated remote attacker to craft a malicious link which, when clicked by a victim, could lead to unauthorized access. Successful exploitation results in a high impact to the confidentiality and integrity with no impact on the availability of the application."},{"lang":"es","value":"SAP Approuter no valida correctamente los encabezados de solicitud entrantes durante el flujo de inicio de sesión de OAuth2 bajo ciertas configuraciones. Esto permite a un atacante remoto no autenticado crear un enlace malicioso que, al ser clicado por una víctima, podría conducir a acceso no autorizado. La explotación exitosa resulta en un alto impacto en la confidencialidad y la integridad, sin impacto en la disponibilidad de la aplicación."}],"affected":[{"source":"cna@sap.com","affectedData":[{"vendor":"SAP_SE","product":"SAP Approuter","defaultStatus":"unaffected","versions":[{"version":"SAP Approuter node.js package < 21.2.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cna@sap.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":5.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-14T12:39:28.750959Z","id":"CVE-2026-44745","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cna@sap.com","type":"Secondary","description":[{"lang":"en","value":"CWE-601"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:sap:approuter:*:*:*:*:*:node.js:*:*","versionEndExcluding":"21.2.0","matchCriteriaId":"B2056FC6-B111-4045-A3A6-05C00672D762"}]}]}],"references":[{"url":"https://me.sap.com/notes/3741519","source":"cna@sap.com","tags":["Permissions Required"]},{"url":"https://url.sap/sapsecuritypatchday","source":"cna@sap.com","tags":["Vendor Advisory"]}]}