CVE-2024-21658

Insufficient control of region value length in discourse-calendar

Description

discourse-calendar is a discourse plugin which adds the ability to create a dynamic calendar in the first post of a topic. The limit on region value length is too generous. This allows a malicious actor to cause a Discourse instance to use excessive bandwidth and disk space. This issue has been patched in main the main branch. There are no workarounds for this vulnerability. Please upgrade as soon as possible.

Categories

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.17%
Vendor Advisory github.com
Affected: discourse discourse-calendar
Published at:
Updated at:

References

Link Tags
https://github.com/discourse/discourse-calendar/security/advisories/GHSA-65f2-9ghp-x8h8 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-21658?
CVE-2024-21658 has been scored as a medium severity vulnerability.
How to fix CVE-2024-21658?
To fix CVE-2024-21658, 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-2024-21658 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-21658 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-2024-21658?
CVE-2024-21658 affects discourse discourse-calendar.
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