Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 3.0.0.beta16 on the `beta` and `tests-passed` branches, tag descriptions, which can be updated by moderators, can be used for cross-site scripting attacks. This vulnerability can lead to a full XSS on sites which have modified or disabled Discourse’s default Content Security Policy. Versions 2.8.14 and 3.0.0.beta16 contain a patch.
Metrics
No CVSS v4.0
Attack Vector Network
Attack Complexity Low
Privileges Required High
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
User Interaction Required
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Discourse |
|
Configuration 1 [-]
|
Configuration 2 [-]
|
No data.
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: GitHub_M
Published: 2023-01-05T20:02:40.608Z
Updated: 2024-08-02T10:13:48.359Z
Reserved: 2022-12-29T03:00:40.877Z
Link: CVE-2023-22455
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2023-01-05T21:15:09.157
Modified: 2023-01-11T21:07:08.097
Link: CVE-2023-22455
Redhat
No data.