CVE-2026-87815 — SiYuan before v3.8.2 Path Traversal via removeRiffDeck
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 admin…
Published: 2026-09-09 · CVSS: 8.4 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7