Description
Discourse is an open source discussion platform. Prior to version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches, a malicious user can prevent the defer queue from proceeding promptly on sites hosted in the same multisite installation. The issue is patched in version 3.0.6 of the `stable` branch and version 3.1.0.beta7 of the `beta` and `tests-passed` branches. There are no known workarounds for this vulnerability. Users of multisite configurations should upgrade.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/discourse/discourse/security/advisories/GHSA-wv29-rm3f-4g2j
Scores
CVSS v3
4.3
EPSS
0.0015
EPSS Percentile
34.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-770
CWE-400
Status
published
Products (5)
discourse/discourse
1.1.0 beta1 (9 CPE variants)
discourse/discourse
1.2.0 beta1 (9 CPE variants)
discourse/discourse
1.3.0 beta1 (11 CPE variants)
discourse/discourse
1.4.0 beta1 (12 CPE variants)
discourse/discourse
1.5.0 beta1 (9 CPE variants)
Published
Jul 28, 2023
Tracked Since
Feb 18, 2026