{"id":"CVE-2022-31573","aliases":["GHSA-687h-86vc-5x59","PYSEC-2026-309"],"url":"https://o3.security/vulnerability/CVE-2022-31573","summary":"ChainerRL Visualizer 0.1.1 vulnerable to Path Traversal via unsafe use of send_file function","details":"The chainer/chainerrl-visualizer repository through 0.1.1 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.","published":"2022-07-11T01:01:06Z","modified":"2026-08-12T03:51:37.153995896Z","cvss":{"score":9.3,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L"},"epss":{"score":0.01363,"percentile":0.70438,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"PyPI","name":"chainerrl-visualizer","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31573.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31573"},{"type":"REPORT","url":"https://github.com/github/securitylab/issues/669#issuecomment-1117265726"},{"type":"PACKAGE","url":"https://github.com/chainer/chainerrl-visualizer"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:37.153995896Z"}}