{"id":"CVE-2025-0182","aliases":["EUVD-2025-6813","GHSA-vrw3-r7jw-4785"],"status":"published","title":"Denial of Service in danswer-ai/danswer","description":"A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory exhaustion. The issue arises from the use of a vulnerable version of the starlette package (\u003c=0.49) via fastapi, which was patched in fastapi version 0.115.3. The vulnerability can be exploited by sending multiple requests to the /auth/saml/callback endpoint, leading to uncontrolled memory consumption and eventual denial of service.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00719,"percentile":0.54171,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400","CWE-770"],"published":"2025-03-20T10:10:00Z","modified":"2026-06-17T08:26:01Z","products":[{"vendor":"danswer-ai","product":"danswer-ai/danswer"}],"references":[{"url":"https://huntr.com/bounties/969b8056-b66c-4d70-8f77-04c1cbdc1d1a"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-0182"},{"url":"https://github.com/advisories/GHSA-vrw3-r7jw-4785"}],"sources":{"cve":[{"id":"CVE-2025-0182","title":"Denial of Service in danswer-ai/danswer","description":"A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory exhaustion. The issue arises from the use of a vulnerable version of the starlette package (\u003c=0.49) via fastapi, which was patched in fastapi version 0.115.3. The vulnerability can be exploited by sending multiple requests to the /auth/saml/callback endpoint, leading to uncontrolled memory consumption and eventual denial of service.","status":"published","published":"2025-03-20T10:10:00.892Z","modified":"2025-10-15T12:50:03.59Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:32:53.81273Z"}],"euvd":[{"id":"EUVD-2025-6813","description":"A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory exhaustion. The issue arises from the use of a vulnerable version of the starlette package (\u003c=0.49) via fastapi, which was patched in fastapi version 0.115.3. The vulnerability can be exploited by sending multiple requests to the /auth/saml/callback endpoint, leading to uncontrolled memory consumption and eventual denial of service.","status":"published","published":"2025-03-20T10:10:00Z","modified":"2025-10-15T12:50:03Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:31:32.071816Z"}],"ghsa":[{"id":"GHSA-vrw3-r7jw-4785","title":"A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory...","description":"A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory exhaustion. The issue arises from the use of a vulnerable version of the starlette package (\u003c=0.49) via fastapi, which was patched in fastapi version 0.115.3. The vulnerability can be exploited by sending multiple requests to the /auth/saml/callback endpoint, leading to uncontrolled memory consumption and eventual denial of service.","status":"published","published":"2025-03-20T12:32:52Z","modified":"2025-10-15T15:31:31Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T15:04:00.063131Z"}],"nvd":[{"id":"CVE-2025-0182","description":"A vulnerability in danswer-ai/danswer version 0.9.0 allows for denial of service through memory exhaustion. The issue arises from the use of a vulnerable version of the starlette package (\u003c=0.49) via fastapi, which was patched in fastapi version 0.115.3. The vulnerability can be exploited by sending multiple requests to the /auth/saml/callback endpoint, leading to uncontrolled memory consumption and eventual denial of service.","status":"published","published":"2025-03-20T10:15:50.91Z","modified":"2026-06-17T08:26:01.833Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:10:54.744127Z"}]}}