{"id":"EM-20261110-8L30","url":"https://cyber.eventmonitor.net/incident/EM-20261110-8L30/critical-gpustack-vulnerability-cve-2026-102894/","type":"cve","title":"Critical GPUStack Vulnerability (CVE-2026-102894)","subtitle":"CVE-2026-102894","subject":"CVE-2026-102894","status":"Developing","severity":"critical","affected":[],"headline":null,"born":"2026-11-10T15:57:15.000Z","firstSignal":"2026-11-04T22:17:44.440Z","lastSignal":"2026-11-10T15:57:15.000Z","updated":"2026-11-10T16:07:51.148Z","revision":1,"life":[{"status":"Born","at":"2026-11-10T15:57:15.000Z","why":"second independent source: C26 GitHub Advisory Database"},{"status":"Developing","at":"2026-11-10T15:57:15.000Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-04T22:17:44.440Z","what":"First signal: C6 NVD CVE API 2.0"},{"at":"2026-11-10T15:57:15.000Z","what":"Born: second source, C26 GitHub Advisory Database. Page EM-20261110-8L30 created."}],"stages":[{"name":"Disclosed","at":"2026-11-04T22:17:44.440Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-04T22:17:44.440Z","detail":"CVSS 9.1 · EPSS 0.3%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":null,"detail":"None in sources yet"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-04T22:17:44.440Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":4,"title":"CVE-2026-102894 (CVSS 9.1)","text":"GPUStack is an open-source GPU cluster manager for AI model serving and GPU instance provisioning. From 0.7.1 until 2.2.2, the /auth/saml/callback endpoint decoded SAML XML, used its NameID and attributes to resolve or provision a user, and minted a gpustack_session JWT without calling OneLogin_Saml2_Auth.process_response to verify the signature, issuer, audience, destination, or time conditions. Any network client could submit an identity for an existing user, including an administrator, or provision a new non-administrator account, even when SAML was not configured. Response and Assertion…","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102894"},{"at":"2026-11-10T15:57:15.000Z","source":"C26","sourceName":"GitHub Advisory Database","role":"Database","severity":4,"title":"GHSA-62m9-f875-rqw6 / CVE-2026-102894: GPUStack: SAML callback trusts an unverified SAMLResponse, allowing authentication bypass and account takeover","text":"pip:gpustack","url":"https://github.com/advisories/GHSA-62m9-f875-rqw6"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-04T22:17:44.440","score":9.1,"severity":"CRITICAL","desc":"GPUStack is an open-source GPU cluster manager for AI model serving and GPU instance provisioning. From 0.7.1 until 2.2.2, the /auth/saml/callback endpoint decoded SAML XML, used its NameID and attributes to resolve or provision a user, and minted a gpustack_session JWT without calling…","product":"","seen":1793979046364},"kev":null,"epss":{"epss":0.00259,"pct":0.17647,"at":1794326871148},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}