{"cve":"CVE-2026-90946","nvd":{"published":"2026-09-14T18:20:29.180","modified":"2026-09-23T17:17:44.713","status":"Deferred","description":"DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability in the unauthenticated /ws/chat WebSocket endpoint that accepts repo_url as a filesystem path with no containment. Attackers can supply arbitrary directory paths to read all files with supported extensions including Python, JavaScript, YAML, and JSON files containing hardcoded secrets and credentials.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","score":8.7},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-73"],"references":["https://github.com/AsyncFuncAI/deepwiki-open","https://github.com/AsyncFuncAI/deepwiki-open/blob/16f35a0fc0284e99b7963bbf4e8585e9957e2fe1/api/data_pipeline.py","https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/repository.py","https://github.com/AsyncFuncAI/deepwiki-open/issues/536","https://www.vulncheck.com/advisories/deepwiki-open-through-commit-d92819a-arbitrary-file-read-via-ws-chat-websocket"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:53:43.293028046+00:00"},"epss":{"cve":"CVE-2026-90946","score":0.00508,"percentile":0.43432,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}