Fiche vulnérabilité
CVE-2026-23645 : faille moyenne b3log siyuan (CVSS 6.1)
Description
SiYuan is self-hosted, open source personal knowledge management software. Prior to 3.5.4-dev2, a Stored Cross-Site Scripting (XSS) vulnerability exists in SiYuan Note. The application does not sanitize uploaded SVG files. If a user uploads and views a malicious SVG file (e.g., imported from an untrusted source), arbitrary JavaScript code is executed in the context of their authenticated session. This vulnerability is fixed in 3.5.4-dev2.
En bref
- Sévérité
- Moyenne (CVSS 6.1)
- Vecteur CVSS
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Exploitation active
- Non signalée par la CISA
- Publication
- 16 janv. 2026
- Dernière mise à jour
- 17 juin 2026
Produits concernés
- b3log siyuan