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CVE PROGRAM SOURCE RECORD8.4 High

CVE-2026-87815

SiYuan before v3.8.2 Path Traversal via removeRiffDeck

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

siyuan-note siyuan

Default version status: unaffected

  • 0 to < 3.8.2affected
  • 3.8.2unaffected
pkg:golang/github.com/siyuan-note/siyuan

References