Security Advisory

CVE-2026-87815

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-09 11:21:02

Last updated 2026-09-14 13:08:07

Assigner VulnCheck

CVSS score 8.7

State PUBLISHED

Description

SiYuan versions before v3.8.2 contain a path traversal vulnerability in the /api/riff/removeRiffDeck endpoint that fails to validate the deckID parameter. An authenticated administrator can supply path traversal sequences to delete arbitrary .deck and .cards files outside the workspace directory.

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