5.4

CVE-2022-46148

Discourse allows self-XSS through malicious composer message

Discourse is an open-source messaging platform. In versions 2.8.10 and prior on the `stable` branch and versions 2.9.0.beta11 and prior on the `beta` and `tests-passed` branches, users composing malicious messages and navigating to drafts page could self-XSS. This vulnerability can lead to a full XSS on sites which have modified or disabled Discourse’s default Content Security Policy. This issue is patched in the latest stable, beta and tests-passed versions of Discourse.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Discourse ≫ Discourse Version <= 2.8.10
Discourse ≫ Discourse Version 2.9.0 Update beta1
Discourse ≫ Discourse Version 2.9.0 Update beta10
Discourse ≫ Discourse Version 2.9.0 Update beta11
Discourse ≫ Discourse Version 2.9.0 Update beta2
Discourse ≫ Discourse Version 2.9.0 Update beta3
Discourse ≫ Discourse Version 2.9.0 Update beta4
Discourse ≫ Discourse Version 2.9.0 Update beta5
Discourse ≫ Discourse Version 2.9.0 Update beta6
Discourse ≫ Discourse Version 2.9.0 Update beta7
Discourse ≫ Discourse Version 2.9.0 Update beta8
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.45% 0.358
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
security-advisories@github.com 7.1 1.2 5.9
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://github.com/discourse/discourse/security/advisories/GHSA-c5h6-6gg5-84fh
Third Party Advisory