Vulnerabilities in discourse

308 results
Vexday analysis

Com 278 CVEs catalogadas e nenhuma entrada confirmada no catálogo KEV da CISA, o Discourse apresenta taxa de exploração ativa abaixo da média geral do catálogo, o que sugere menor pressão de ameaças imediatas em comparação ao universo típico de produtos monitorados. Ainda assim, 31 vulnerabilidades surgiram nos últimos 90 dias, indicando ritmo relevante de descobertas recentes que exige acompanhamento contínuo. A falha mais prevalente é CWE-200 (exposição de informações sensíveis), padrão que tende a se manifestar em plataformas de comunicação e pode facilitar reconhecimento por parte de atacantes. A CVE mais perigosa ativa atualmente é CVE-2024-53991, com escore EPSS de 0,2543 — o mais alto observado no conjunto —, e entre as cinco vulnerabilidades críticas catalogadas quatro já contam com prova de conceito pública, o que eleva o risco de exploração para equipes que ainda não aplicaram as correções correspondentes.

CVE-2023-22454HIGHDiscourse vulnerable to Cross-site Scripting through pending post titles descriptionsEPSS 0.6%CVE-2023-25167MEDIUMRegular expression denial of service via installing themes via git in discourseEPSS 0.6%CVE-2024-21655MEDIUMInsufficient control of custom field value sizesEPSS 0.6%CVE-2022-39241HIGHPossible Server-Side Request Forgery (SSRF) in webhooksEPSS 0.6%CVE-2024-27100MEDIUMDenial of service via Staff Actions in DiscourseEPSS 0.6%CVE-2023-28111MEDIUMDiscourse vulnerable to SSRF protection bypass possible with IPv4-mapped IPv6 addressesEPSS 0.6%CVE-2022-46150MEDIUMDiscourse may allow exposure of hidden tags in the subject of notification emailsEPSS 0.5%CVE-2021-32764HIGHYouTube Onebox susceptible to XSSEPSS 0.5%CVE-2026-59828MEDIUMDiscourse: Hidden post revisions leak through adjacent visible diffsEPSS 0.5%CVE-2022-39385MEDIUMUsers erroneously and transparently added to private messages in DiscourseEPSS 0.5%CVE-2023-37906MEDIUMDiscourse vulnerable to DoS via post edit reasonEPSS 0.5%CVE-2023-23622MEDIUMDiscourse: Presence of read restricted topics may be leaked if tagged with a tag that is visible to all usersEPSS 0.5%CVE-2023-44388HIGHMalicious requests can fill up the log files resulting in a deinal of service in DiscourseEPSS 0.5%CVE-2023-25172MEDIUMDiscourse vulnerable to Cross-site Scripting - user name displayed on postEPSS 0.5%CVE-2022-41921LOWDiscourse chat messages should have a maximum character limitEPSS 0.5%CVE-2022-46168LOWGroup SMTP user emails are exposed in CC email headerEPSS 0.5%CVE-2022-31096MEDIUMInvites restricted to an email or invite links restricted to an email domain may be bypassed by a under certain conditions in DiscourseEPSS 0.5%CVE-2022-39378MEDIUMDisplaying user badges can leak topic titles to users that have no access to the topicEPSS 0.5%CVE-2023-48297HIGHDiscourse vulnerable to unlimited mentioned users in message serializerEPSS 0.5%CVE-2026-46413MEDIUMDiscourse: Regular users can route multipart uploads into the admin backup storeEPSS 0.5%