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    "cveMetadata": {
        "cveId": "CVE-2026-72812",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-08-10T15:12:16.753Z",
        "datePublished": "2026-08-14T11:35:25.455Z",
        "dateUpdated": "2026-08-14T16:52:15.558Z"
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            "datePublic": "2026-07-23T00:00:00.000Z",
            "title": "SiYuan before v3.7.4 Missing Authorization via refreshBacklink",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "SiYuan versions before v3.7.4 contain a missing authorization vulnerability in the /api/ref/refreshBacklink endpoint that allows anonymous readers to trigger persistent server-side writes. Attackers can invoke the endpoint with an attacker-controlled block ID to flush transaction queues, scan all references globally, and enqueue database writes, bypassing read-only protections and enabling resource amplification attacks."
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                            "lang": "en",
                            "description": "Missing Authorization",
                            "cweId": "CWE-862",
                            "type": "CWE"
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                {
                    "vendor": "siyuan-note",
                    "product": "siyuan",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:golang/github.com/siyuan-note/siyuan/kernel",
                    "versions": [
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                            "version": "0",
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                        "attackRequirements": "NONE",
                        "privilegesRequired": "NONE",
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                    "url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-wgwx-479j-23vq",
                    "tags": [
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