{"id":"CVE-2026-89111","published":"2026-10-13T01:16:47Z","modified":"2026-10-30T18:18:16Z","title":"The SAP Cloud SDK for Python contains an OAuth2 SSRF vulnerability affecting multi-tenant BTP applications","vendor":"SAP_SE","product":"SAP Cloud","tier":"core","eol":null,"description":{"text":"The SAP Cloud SDK for Python contains an OAuth2 SSRF vulnerability affecting multi-tenant BTP applications. An attacker who controls the tenant_subdomain parameter can redirect OAuth2 token requests to an attacker-controlled server, causing client credentials to be exfiltrated.","provenance":"source","from":"NVD"},"summary":{"text":"The SAP Cloud SDK for Python, used in multi-tenant SAP BTP applications, contains a server-side request forgery flaw in its OAuth2 handling. An attacker who can control the tenant_subdomain parameter can redirect token requests to a server they control, causing client credentials to be exfiltrated, and the attack requires no authentication or user interaction over the network.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:21:05Z"},"cvss":{"score":10.0,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","provenance":"source","from":"NVD"},"epss":{"score":0.00372,"percentile":0.31188,"date":"2026-10-30","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":{"pulseCount":8,"pulses":[{"name":"Known_Cve | Oct 21, 2026 | Part 2/4","url":"https://otx.alienvault.com/pulse/6ad7813c340f998d3db4d0bb","created":"2026-10-20"},{"name":"Known_Cve | Oct 20, 2026 | Part 2/4","url":"https://otx.alienvault.com/pulse/6ad62f708ed98220bccde9c8","created":"2026-10-19"},{"name":"Known_Cve | Oct 19, 2026 | Part 2/4","url":"https://otx.alienvault.com/pulse/6ad4ddae89608f8a66f58915","created":"2026-10-18"},{"name":"Known_Cve | Oct 18, 2026 | Part 2/4","url":"https://otx.alienvault.com/pulse/6ad38c2e0aa0d5de6ee8bb52","created":"2026-10-17"},{"name":"Known_Cve | Oct 17, 2026 | Part 2/4","url":"https://otx.alienvault.com/pulse/6ad23ab69d40bd72818ecdae","created":"2026-10-16"},{"name":"Known_Cve | Oct 16, 2026 | Part 2/3","url":"https://otx.alienvault.com/pulse/6ad0e93a078e6220a69919cf","created":"2026-10-15"},{"name":"Known_Cve | Oct 15, 2026 | Part 2/3","url":"https://otx.alienvault.com/pulse/6acf9878b4135e4a2037eb34","created":"2026-10-14"},{"name":"Known_Cve | Oct 14, 2026 | Part 2/3","url":"https://otx.alienvault.com/pulse/6ace4672cf606a4598005652","created":"2026-10-13"}],"provenance":"machine"},"cwes":[{"id":"CWE-918","name":"Server-Side Request Forgery"}],"references":[{"url":"https://github.com/SAP/cloud-sdk-python/security/advisories/GHSA-4mv3-jxxm-9cx2","tags":[]},{"url":"https://url.sap/sapsecuritypatchday","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-98193","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-98193","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":null,"exploitRefs":[],"flow":[],"timeline":[{"date":"2026-10-13","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89111","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":null,"daysToKev":null},"priority":{"score":15.4,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":6.24,"detail":"percentile 0.3119"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":0.0,"detail":"none found"},{"name":"Mentioned in OTX pulses","points":2.17,"detail":"8 pulses"},{"name":"CVSS severity","points":7.0,"detail":"base score 10.0"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}