CVE-2021-37703

Information exposure in Discourse

Description

Discourse is an open-source platform for community discussion. In Discourse before versions 2.7.8 and 2.8.0.beta5, a user's read state for a topic such as the last read post number and the notification level is exposed.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.22%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: discourse discourse
Published at:
Updated at:

References

Link Tags
https://github.com/discourse/discourse/security/advisories/GHSA-gq2h-qhg2-phf9 third party advisory
https://github.com/discourse/discourse/commit/aed65ec16d38886d7be7209d8c02df4ffd4937a4 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-37703?
CVE-2021-37703 has been scored as a medium severity vulnerability.
How to fix CVE-2021-37703?
To fix CVE-2021-37703, 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-2021-37703 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-37703 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-2021-37703?
CVE-2021-37703 affects discourse discourse.
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