CVE-2026-87807 — siyuan before v3.8.2 SQL Injection via fullTextSearchBlock
siyuan versions before v3.8.2 contain an authenticated SQL injection vulnerability in the fullTextSearchBlock endpoint's method=1 query parameter. Attackers can inject UNION SEL…
Published: 2026-09-09 · CVSS: 8.7 · CVSS 4.0
siyuan versions before v3.8.2 contain an authenticated SQL injection vulnerability in the fullTextSearchBlock endpoint's method=1 query parameter. Attackers can inject UNION SELECT statements to read the entire blocks table, bypassing publish-access controls and exposing all document content and sensitive attributes.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7