CVE-2023-25819

Discourse tags with no visibility are leaking into og:article:tag

Description

Discourse is an open source platform for community discussion. Tags that are normally private are showing in metadata. This affects any site running the `tests-passed` or `beta` branches >= 3.1.0.beta2. The issue is patched in the latest `beta` and `tests-passed` version of Discourse.

Categories

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.09%
Third-Party Advisory github.com
Affected: discourse discourse
Published at:
Updated at:

References

Link Tags
https://github.com/discourse/discourse/security/advisories/GHSA-xx2h-mwm7-hq6q third party advisory
https://github.com/discourse/discourse/commit/a9f2c6db64e7d78b8e0f55e7bd77c5fe3459b831 patch

Frequently Asked Questions

What is the severity of CVE-2023-25819?
CVE-2023-25819 has been scored as a medium severity vulnerability.
How to fix CVE-2023-25819?
To fix CVE-2023-25819, 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-2023-25819 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-25819 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-2023-25819?
CVE-2023-25819 affects discourse discourse.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.