{"id":"CVE-2022-42965","aliases":["GHSA-4r6j-fwcx-94cf","PYSEC-2026-922"],"url":"https://o3.security/vulnerability/CVE-2022-42965","summary":"Exponential ReDoS in snowflake-connector-python leads to denial of service","details":"An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the snowflake-connector-python PyPI package, when an attacker is able to supply arbitrary input to the undocumented get_file_transfer_type method","published":"2022-11-09T00:00:00Z","modified":"2026-10-28T02:30:21.286331593Z","cvss":{"score":3.7,"severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},"epss":{"score":0.00862,"percentile":0.56861,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"PyPI","name":"snowflake-connector-python","fixedVersion":"2.8.2"}],"fix":{"url":"https://github.com/snowflakedb/snowflake-connector-python/pull/1327","label":"snowflakedb/snowflake-connector-python#1327"},"references":[{"type":"WEB","url":"https://research.jfrog.com/vulnerabilities/snowflake-connector-python-redos-xray-257185/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/42xxx/CVE-2022-42965.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-42965"},{"type":"WEB","url":"https://github.com/snowflakedb/snowflake-connector-python/pull/1327"},{"type":"WEB","url":"https://github.com/snowflakedb/snowflake-connector-python/commit/b9d2fc789fae4db865dde3d2a1bd72c8a9eab091"},{"type":"PACKAGE","url":"https://github.com/snowflakedb/snowflake-connector-python"},{"type":"WEB","url":"https://github.com/snowflakedb/snowflake-connector-python/releases/tag/v2.8.2"},{"type":"WEB","url":"https://research.jfrog.com/vulnerabilities/snowflake-connector-python-redos-xray-257185"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:21.286331593Z"}}