6.8
CVE-2023-22455
- EPSS 0.48%
- Veröffentlicht 05.01.2023 21:15:09
- Zuletzt bearbeitet 21.11.2024 07:44:50
- Quelle security-advisories@github.com
- CVE-Watchlists
- Unerledigt
LoginDiscourse vulnerable to Cross-site Scripting through tag descriptions
Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 3.0.0.beta16 on the `beta` and `tests-passed` branches, tag descriptions, which can be updated by moderators, can be used for cross-site scripting attacks. This vulnerability can lead to a full XSS on sites which have modified or disabled Discourse’s default Content Security Policy. Versions 2.8.14 and 3.0.0.beta16 contain a patch.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.48% | 0.374 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 6.1 | 2.8 | 2.7 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
|
| security-advisories@github.com | 6.8 | 0.9 | 5.9 |
CVSS:3.1/AV:N/AC:L/PR:H/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/commit/692329896ac64d8581947e977202c243eef3b5a2
https://github.com/discourse/discourse/security/advisories/GHSA-5rq6-466r-6mr9