---
id: CVE-2022-42965
aliases:
  - GHSA-4r6j-fwcx-94cf
  - PYSEC-2026-922
title: >-
  snowflake-connector-python is vulnerable to Regular Expression Denial of
  Service (ReDoS)
summary: >-
  snowflake-connector-python is vulnerable to Regular Expression Denial of
  Service (ReDoS)
severity: medium
cvss: 5.9
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'
vendor: snowflake-connector-python
product: snowflake-connector-python
ecosystem: pip
affected:
  - snowflake-connector-python < 2.8.2
patched:
  - snowflake-connector-python 2.8.2
published: '2022-11-10'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-4r6j-fwcx-94cf'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2022-42965'
  - url: 'https://github.com/snowflakedb/snowflake-connector-python/pull/1327'
  - url: >-
      https://github.com/snowflakedb/snowflake-connector-python/commit/b9d2fc789fae4db865dde3d2a1bd72c8a9eab091
  - url: 'https://github.com/snowflakedb/snowflake-connector-python'
  - url: >-
      https://github.com/snowflakedb/snowflake-connector-python/releases/tag/v2.8.2
  - url: >-
      https://research.jfrog.com/vulnerabilities/snowflake-connector-python-redos-xray-257185
tags:
  - osv
  - pip
epss: 0.00862
epssPercentile: 0.57068
ingestedAt: '2026-07-08T18:25:45.534Z'
---

## Overview

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 get_file_transfer_type method.

## Affected packages

- `snowflake-connector-python < 2.8.2`

## Remediation

Upgrade to a patched release:

- `snowflake-connector-python 2.8.2`