PT-2023-18511 · Discourse · Discourse

Jomaxro · Publicado 2023-01-05 · Atualizado 2024-03-06 · CVE-2023-22455

Positive Technologies (AI Summary)

CVSS v3.1

6.8

Média

Vetor base

AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2.8.14 Discourse versions prior to 3.0.0.beta16

Description The issue affects Discourse, an open-source discussion platform, where tag descriptions can be used for cross-site scripting attacks. This can lead to a full XSS on sites with modified or disabled Content Security Policy.

Recommendations For versions prior to 2.8.14, update to version 2.8.14 or later. For versions prior to 3.0.0.beta16, update to version 3.0.0.beta16 or later.

Exploit

Correção

XSS

Enumeração de Fraquezas

CWE-79

Identificadores relacionados

BIT-DISCOURSE-2023-22455

CVE-2023-22455

GHSA-5RQ6-466R-6MR9

Produtos afetados

Discourse

Referências · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/22xxx/CVE-2023-22455.json · Exploit
• https://github.com/discourse/discourse/commit/692329896ac64d8581947e977202c243eef3b5a2 · Correção
• https://github.com/discourse/discourse/security/advisories/GHSA-5rq6-466r-6mr9 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2023-22455 · Nota de Segurança
• https://t.me/cibsecurity/56020 · Publicação no Telegram
• https://osv.dev/vulnerability/BIT-discourse-2023-22455 · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2023-22455 · Aviso do Fabricante