CVE-2026-72790

Summary

SiYuan before v3.7.4 contains an information disclosure vulnerability in the /api/notebook/getNotebookInfo endpoint that returns notebook metadata without authorization checks. Attackers can read notebook names, document counts, sizes, and timestamps for closed or non-published notebooks that should be hidden from readers.

Affected Software

VendorProductVersion RangeStatus
siyuan-notesiyuan0 < 3.7.4affected
siyuan-notesiyuan3.7.4unaffected

Weaknesses

  • CWE-862: Missing Authorization

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

Additional References

References