CVE-2026-73610
SiYuan before v3.7.4 Information Disclosure via Local Storage
- State
- Published
- Severity
- 6.9 Medium
- Published
- Aug 13, 2026
- Updated
- Aug 14, 2026
- Reserved
- Aug 13, 2026
Description
SiYuan before v3.7.4 contains an information disclosure vulnerability in the local storage filter that returns the administrator's entire storage map with only three keys sanitized. Unauthenticated attackers or publish readers can retrieve closed-tab history, search keywords, private document identifiers, and expanded folder paths by calling the getLocalStorage endpoint.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | 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 | VulnCheck |
| 3.1 | 5.8 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-639 Authorization Bypass Through User-Controlled Key
Affected Products
| Product | Versions |
|---|---|
siyuansiyuan-note |
|
References
- GitHub Security Advisory (GHSA-xp3q-r38w-vgqm)vendor-advisory
- VulnCheck Advisory: SiYuan before v3.7.4 Information Disclosure via Local Storagethird-party-advisory
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