CVE-2026-72788 json
SiYuan before v3.7.4 Information Disclosure via UILayout Filter
published 2026-08-12 2 mo ago modified 2026-10-24 16 d ago also EUVD-2026-57448 , GHSA-hgfg-j9pg-43xw , GO-2026-6622
- cvss
- 5.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
SiYuan versions before v3.7.4 contain an information disclosure vulnerability in the UILayout filter that fails to properly restrict administrator workspace state from publish readers. Unauthenticated attackers can retrieve the administrator's open documents, search terms, notebook paths, and private asset locations by calling the getConf endpoint without authentication.
Patch / fix
- go github.com/siyuan-note/siyuan/kernel 0.0.0-20260812083335-251596fc0de2
- siyuan-note siyuan 3.7.4
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 mo ago
Exploit prediction
0.38% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/siyuan-note/siyuan/security/advisories/GHSA-hgfg-j9pg-43xw referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N |
| CNA | 3.1 | 5.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N |
| GitHub | 3.1 | 5.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N |
| CNA | 4.0 | 6.9 | CVSS: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 |
| NVD | 3.1 | 5.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/siyuan-note/siyuan/kernel | <0.0.0-20260812083335-251596fc0de2 |
0.0.0-20260812083335-251596fc0de2 |
Affected products
- siyuan-note siyuan
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
References
-
github.com
/siyuan-note/siyuan/security/advisories/GHSA-hgfg-j9pg-43xw
vendor-advisory, exploit, web, advisory
-
vulncheck.com
/advisories/siyuan-before-information-disclosure-via-uilayout-filter
third-party-advisory, web
-
nvd.nist.gov
/vuln/detail/CVE-2026-72788
advisory
-
github.com
/siyuan-note/siyuan
package
-
github.com
/siyuan-note/siyuan/releases/tag/v3.8.0
web
Sources
- CVE List CVE-2026-72788
- GitHub Advisory GHSA-hgfg-j9pg-43xw
- NVD CVE-2026-72788
- OSV GO-2026-6622
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.