CVE-2024-26145

Uninvited user is able to join and mark the attendance of the the private event

Published Feb 21, 2024 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Discourse Calendar adds the ability to create a dynamic calendar in the first post of a topic on Discourse. Uninvited users are able to gain access to private events by crafting a request to update their attendance. This problem is resolved in commit dfc4fa15f340189f177a1d1ab2cc94ffed3c1190. As a workaround, one may use post visibility to limit access.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-23428 Discourse Calendar adds the ability to create a dynamic calendar in the first post of a topic on Discourse. Uninvited users are able to gain access to private events by crafting a request to update their attendance. This problem is resolved in commit dfc4fa15f340189f177a1d1ab2cc94ffed3c1190. As a workaround, one may use post visibility to limit access.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00116}

epss

{'score': 0.00158}

Type Values Removed Values Added
First Time appeared Discourse
Discourse calendar
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:discourse:calendar:*:*:*:*:*:*:*:*
Vendors & Products Discourse
Discourse calendar
Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 27, 2024, 3:08 PM
Reserved
Feb 14, 2024, 5:40 PM
Status
Analyzed
Published
Feb 21, 2024, 6:15 PM
Modified
Jun 17, 2026, 7:17 AM