Discourse is an open source platform for community discussion. An attacker can execute arbitrary JavaScript on users' browsers by sending a maliciously crafted chat message and replying to it. This issue only affects sites with CSP disabled. This problem is patched in the latest version of Discourse. All users are advised to upgrade. Users unable to upgrade should ensure CSP is enabled on the forum. Users who do upgrade should also consider enabling a CSP as well as a proactive measure.
History

Sat, 19 Oct 2024 01:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:discourse:discourse:*:*:*:*:beta:*:*:*
cpe:2.3:a:discourse:discourse:*:*:*:*:stable:*:*:*
cpe:2.3:a:discourse:discourse:3.4.0:-:*:*:beta:*:*:*
cpe:2.3:a:discourse:discourse:3.4.0:beta1:*:*:beta:*:*:*

Tue, 08 Oct 2024 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Discourse
Discourse discourse
CPEs cpe:2.3:a:discourse:discourse:-:*:*:*:*:*:*:*
Vendors & Products Discourse
Discourse discourse
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 07 Oct 2024 21:00:00 +0000

Type Values Removed Values Added
Description Discourse is an open source platform for community discussion. An attacker can execute arbitrary JavaScript on users' browsers by sending a maliciously crafted chat message and replying to it. This issue only affects sites with CSP disabled. This problem is patched in the latest version of Discourse. All users are advised to upgrade. Users unable to upgrade should ensure CSP is enabled on the forum. Users who do upgrade should also consider enabling a CSP as well as a proactive measure.
Title Cross-site Scripting (XSS) via chat excerpts when content security policy (CSP) disabled in Discourse
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2024-10-07T20:50:33.324Z

Updated: 2024-10-08T14:26:22.147Z

Reserved: 2024-09-30T21:28:53.233Z

Link: CVE-2024-47772

cve-icon Vulnrichment

Updated: 2024-10-08T14:25:44.107Z

cve-icon NVD

Status : Analyzed

Published: 2024-10-07T21:15:18.383

Modified: 2024-10-19T00:58:21.947

Link: CVE-2024-47772

cve-icon Redhat

No data.