CVE-2024-29026
CWE-352Published: March 20, 2024· Updated: Jun 17, 2026
Official 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.
Risk Analysis
Owncast is vulnerable to a cross-origin request issue due to a lenient CORS policy, which can be exploited to leak the administrator password. This critical flaw allows remote attackers to gain unauthorized access to the streaming server.
No public exploit is known, and the vulnerability is not in the CISA KEV catalog.
Update to a version containing the fix implemented in commit 9215d9ba0f29d62201d3feea9e77dcd274581624.
Technical Analysis
CVE-2024-29026 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 9.1.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (CWE-352)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-29026 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts