{"id":"CVE-2022-31573","aliases":["GHSA-687h-86vc-5x59","PYSEC-2026-309"],"title":"ChainerRL Visualizer 0.1.1 vulnerable to Path Traversal via unsafe use of send_file function","summary":"ChainerRL Visualizer 0.1.1 vulnerable to Path Traversal via unsafe use of send_file function","severity":"critical","cvss":9.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L","vendor":"chainerrl-visualizer","product":"chainerrl-visualizer","ecosystem":"pip","affected":["chainerrl-visualizer <= 0.1.1"],"published":"2022-07-12","updated":"2026-10-27","sourceUpdated":"2026-10-27T16:30:06.473986397Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-687h-86vc-5x59","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31573"},{"url":"https://github.com/github/securitylab/issues/669#issuecomment-1117265726"},{"url":"https://github.com/chainer/chainerrl-visualizer"},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/chainerrl-visualizer/PYSEC-2026-309.yaml"},{"url":"https://pypi.org/project/chainerrl-visualizer"},{"url":"https://github.com/advisories/GHSA-687h-86vc-5x59"}],"tags":["osv","pip","ghsa"],"epss":0.01404,"epssPercentile":0.72417,"cwe":["CWE-22"],"ingestedAt":"2026-10-27T16:32:34.363Z","slug":"CVE-2022-31573","body":"## Overview\n\nThe chainer/chainerrl-visualizer repository through 0.1.1 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.\n\n## Affected packages\n\n- `chainerrl-visualizer <= 0.1.1`\n\n## Remediation\n\nRefer to the advisory for the patched release.","depth":"midnight","depthScore":51,"depthScoreParts":{"impact":51.2,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}