CVE-2024-26145

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

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.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.12%
Vendor Advisory github.com
Affected: discourse discourse-calendar
Published at:
Updated at:

References

Link Tags
https://github.com/discourse/discourse-calendar/security/advisories/GHSA-4hh7-6m34-p2jp vendor advisory
https://github.com/discourse/discourse-calendar/commit/dfc4fa15f340189f177a1d1ab2cc94ffed3c1190 patch

Frequently Asked Questions

What is the severity of CVE-2024-26145?
CVE-2024-26145 has been scored as a medium severity vulnerability.
How to fix CVE-2024-26145?
To fix CVE-2024-26145, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-26145 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-26145 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-26145?
CVE-2024-26145 affects discourse discourse-calendar.
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