CVE-2023-46480
CVE-2023-46480 is a critical-severity vulnerability in Owncast Project Owncast with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 2% (73rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-918
- Affected product: Owncast Project Owncast
- Published:
- Last modified:
Description
An issue in OwnCast v.0.1.1 allows a remote attacker to execute arbitrary code and obtain sensitive information via the authHost parameter of the indieauth function.
Frequently asked questions
- What is CVE-2023-46480?
- An issue in OwnCast v.0.1.1 allows a remote attacker to execute arbitrary code and obtain sensitive information via the authHost parameter of the indieauth function.
- How severe is CVE-2023-46480?
- CVE-2023-46480 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-46480 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-46480?
- CVE-2023-46480 affects Owncast Project Owncast. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-46480?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2023-46480 published?
- CVE-2023-46480 was published on 2023-11-27 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:owncast_project:owncast:0.1.1:*:*:*:*:*:*:*
More vulnerabilities in Owncast Project Owncast
- CVE-2022-3751 — Critical (CVSS 9.8): SQL Injection in GitHub repository owncast/owncast prior to 0.0.13.
- CVE-2024-29026 — High (CVSS 8.2): Owncast is an open source, self-hosted, decentralized, single user live video streaming and chat server. In versions…
- CVE-2021-39183 — High (CVSS 8.2): Owncast is an open source, self-hosted live video streaming and chat server. In affected versions inline scripts are…
- CVE-2023-3188 — Medium (CVSS 6.5): Server-Side Request Forgery (SSRF) in GitHub repository owncast/owncast prior to 0.1.0.
- CVE-2024-31450 — Low (CVSS 2.7): Owncast is an open source, self-hosted, decentralized, single user live video streaming and chat server. The Owncast…
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