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CVE-2026-30587

HIGH

8.7

Descripcion

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

Detalles CVE

Puntuacion CVSS v3.18.7

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosLOW

Interaccion usuarioREQUIRED

Publicado3/25/2026

Ultima modificacion3/31/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

seafile:seafile_server

Debilidades (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)

Correlaciones IOC

Sin correlaciones registradas

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