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CVE-2026-30587

HIGH

8.7

Descricao

Multiple Stored XSS vulnerabilities exist in Seafile Server version 13.0.15,13.0.16-pro,12.0.14 and prior and fixed in 13.0.17, 13.0.17-pro, and 12.0.20-pro, via the Seadoc (sdoc) editor. The application fails to properly sanitize WebSocket messages regarding document structure updates. This allows authenticated remote attackers to inject malicious JavaScript payloads via the src attribute of embedded Excalidraw whiteboards or the href attribute of anchor tags

Detalhes CVE

Pontuacao CVSS v3.18.7

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioREQUIRED

Publicado3/25/2026

Ultima modificacao3/31/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

seafile:seafile_server

Fraquezas (CWE)

CWE-79

Referencias

https://gist.github.com/gabdevele/1b7e30ab367b26042fa32f45aa12ce2f(cve@mitre.org)

https://github.com/haiwen/seadoc-editor/commit/8fa988aaede072b2ae073d1b2edcb2fc691423b2(cve@mitre.org)

https://github.com/haiwen/seahub/commit/4c5301747bdb84c64b2f2b3230417df2d1cc8987(cve@mitre.org)

https://manual.seafile.com/12.0/changelog/changelog-for-seafile-professional-server/(cve@mitre.org)

https://manual.seafile.com/13.0/changelog/changelog-for-seafile-professional-server/(cve@mitre.org)

https://manual.seafile.com/13.0/changelog/server-changelog/(cve@mitre.org)

Correlacoes IOC

Sem correlacoes registradas

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