giscus is a commenting system powered by GitHub Discussions. A bug in giscus' discussions creation API allowed an unauthorized user to create discussions on any repository where giscus is installed. This affects the server-side part of giscus, which is provided via http://giscus.app or your own self-hosted service. This vulnerability is fixed by the c43af7806e65adfcf4d0feeebef76dc36c95cb9a and 4b9745fe1a326ce08d69f8a388331bc993d19389 commits.
History

Mon, 07 Jul 2025 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 07 Jul 2025 17:15:00 +0000

Type Values Removed Values Added
Description giscus is a commenting system powered by GitHub Discussions. A bug in giscus' discussions creation API allowed an unauthorized user to create discussions on any repository where giscus is installed. This affects the server-side part of giscus, which is provided via http://giscus.app or your own self-hosted service. This vulnerability is fixed by the c43af7806e65adfcf4d0feeebef76dc36c95cb9a and 4b9745fe1a326ce08d69f8a388331bc993d19389 commits.
Title giscus allows unauthorized discussion creation
Weaknesses CWE-285
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2025-07-07T17:06:58.249Z

Updated: 2025-07-07T17:52:47.272Z

Reserved: 2025-07-02T15:15:11.514Z

Link: CVE-2025-53532

cve-icon Vulnrichment

Updated: 2025-07-07T17:52:39.469Z

cve-icon NVD

Status : Received

Published: 2025-07-07T17:15:30.533

Modified: 2025-07-07T17:15:30.533

Link: CVE-2025-53532

cve-icon Redhat

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