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High severity7.3NVD Advisory· Published Sep 9, 2026

CVE-2026-87814

CVE-2026-87814

Description

SiYuan before v3.8.2 contains a stored cross-site scripting vulnerability in the search asset preview feature that fails to escape indexed asset content before inserting it into the DOM using innerHTML. Attackers who can place crafted text assets in a workspace can execute JavaScript in the SiYuan origin when victims preview the assets, enabling authenticated API requests and workspace manipulation.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Siyuan Note/Siyuaninferred2 versions
    <3.8.2+ 1 more
    • (no CPE)range: <3.8.2
    • (no CPE)range: <3.8.2

Patches

Vulnerability mechanics

References

2

News mentions

0

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