SiYuan before v3.8.2 logs API tokens from query parameters in plaintext to an accessible log file when full-text search requests exceed timing thresholds. Authenticated attackers can read the log file via the getFile endpoint to recover admin API tokens and gain permanent administrative access.
{
"cwe_ids": [
"CWE-532"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85174.json",
"cna_assigner": "VulnCheck"
}{
"source": [
"AFFECTED_FIELD",
"DESCRIPTION"
],
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "3.8.2"
},
{
"fixed": "v3.8.2"
}
]
}