CVE-2026-72790
published 2026-08-12CVE-2026-72790: SiYuan before v3.7.4 contains an information disclosure vulnerability in the /api/notebook/getNotebookInfo endpoint that returns notebook metadata without…
PriorityP430medium5.8CVSS 3.1
AVNACLPRNUINSCCLINAN
EPSS
0.24%
14.9th percentile
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
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| github.com | siyuan-note_siyuan_kernel | >= 0 < 0.0.0-20260726005141-9edb321eb451 | 0.0.0-20260726005141-9edb321eb451 |
| siyuan-note | siyuan | < 3.7.4 | 3.7.4 |
CVSS provenance
nvdv3.15.8MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
nvdv4.06.9MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
ghsa5.8MEDIUM
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GHSA
SiYuan: Notebook name, document count, size and timestamps are returned for any notebook, including notebooks hidden from readers, by /api/notebook/getNotebookInfo
ghsa·2026-09-08·CVSS 5.8
CVE-2026-72790 [MEDIUM] CWE-862 SiYuan: Notebook name, document count, size and timestamps are returned for any notebook, including notebooks hidden from readers, by /api/notebook/getNotebookInfo
SiYuan: Notebook name, document count, size and timestamps are returned for any notebook, including notebooks hidden from readers, by /api/notebook/getNotebookInfo
**CVE:** This vulnerability corresponds to [CVE-2026-72790](https://nvd.nist.gov/vuln/detail/CVE-2026-72790).
### Relationship to GHSA-8x84-r2ff-h8pq (please read first)
`getNotebookInfo` is named in the earlier advisory GHSA-8x84-r2ff-h8pq, in its remediation section, which asked for reader filtering on both `getNotebookConf` and `getNotebookInfo`. Commit `3bc014c7d` applied that filtering to `getNotebookConf` only.
That advisory grouped `getNotebookInfo` under `BoxCrypt`, and `getNotebookInfo` never returns `BoxCrypt`. Anyone checking the handler for key material would correctly find none and move on. This report corrects
GHSA
SiYuan before v3.7.4 contains an information disclosure vulnerability in the /api/notebook/getNotebookInfo endpoint that returns notebook metadata without authorization checks.
ghsa_unreviewed·2026-08-12
CVE-2026-72790 [MEDIUM] CWE-862 SiYuan before v3.7.4 contains an information disclosure vulnerability in the /api/notebook/getNotebookInfo endpoint that returns notebook metadata without authorization checks.
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.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-08-12
Published