SiYuan is an open-source personal knowledge management system. Prior to 3.7.1, the block search endpoint POST /api/search/fullTextSearchBlock concatenates attacker-controlled paths values into SQL predicates used by non-SQL search modes, allowing an unauthenticated publish visitor to inject a UNION SELECT and return rows from hidden documents by projecting an allowed visible box and path. This issue is fixed in versions 3.7.1.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-89"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59834.json"
}{
"extracted_events": [
{
"range": [
{
"introduced": "0"
},
{
"fixed": "3.7.1"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StringRangeExpression"
},
{
"range": [
{
"fixed": "57bcad4b331836880bfe6be25d4180bdcf10db0d"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
{
"fixed": "d0f0fe146fb07d594fcadc4f48d4f7c30ac01d1e"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "v3.7.1",
"range": [
{
"fixed": "c72ca4cd09019e5f64afdee8f8c6ec5ef34858db"
}
],
"source": "REFERENCES_TAG"
}
]
}