What’s Vulnerable › Vulnerabilities

CVE-2024-29026: Owncast cross origin request

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-03-20 · updated 2026-06-17
• Weakness: CWE-352

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.

Affected products

• owncast: through 0.1.2

References

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

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