Recent Advisories

Severity ID Title Vendor Product Date Type
CRITICAL 9.1 CVE-2026-45688

Rocket.Chat: Pre-Auth NoSQL Injection in CAS Login Handler leading to Arbitrary CAS/SAML User Session Hijack_CVE-2026-45688

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.1, 8.3.3, 8.2.3, 8.1.4, 8.0.5, 7.13.7, and 7...

RocketChat Rocket.Chat >= 8.5.0-rc.0, < 8.5.0 CVE
CRITICAL 9.3 CVE-2026-33543

FOSSBilling: Authentication bypass allows unauthenticated administrator creation_CVE-2026-33543

FOSSBilling is a free, open-source billing and client management system. Versions 0.7.2 and prior expose a guest API endpoint, /api/guest/staff/cre...

FOSSBilling FOSSBilling < 0.8.0 CVE
CRITICAL 9.3 CVE-2026-55666

Rocket.Chat: Email Parameter Fallback Leads To Account Takeover Within Apple OAuth_CVE-2026-55666

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.1, 8.4.4, 8.3.6, 8.2.6, 8.1.6, 8.0.7, and 7.10.13, ...

RocketChat Rocket.Chat >= 8.5.0-rc.0, < 8.5.1 CVE
CRITICAL 9 CVE-2026-55570

SiYuan: Stored XSS results to Electron RCE in SiYuan marketplace via unescaped `data-obj` attribute (Bypass for CVE-2026-45375’s patch)_CVE-2026-55570

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, it does not escape the untrusted fields (name, version, author, desc...

siyuan-note siyuan < 3.7.0 CVE
CRITICAL 9.9 CVE-2026-55454

Appsmith: Caddy admin API exposed without authentication_CVE-2026-55454

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the bundled Caddy reverse-proxy's admin API — which has...

appsmithorg appsmith < 2.1 CVE
CRITICAL 9.9 CVE-2026-54158

SiYuan: Stored XSS to RCE via attribute-view cell rendering in genAVValueHTML()_CVE-2026-54158

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, the attribute-view (database) cell renderer genAVValueHTML interpola...

siyuan-note siyuan < 3.7.0 CVE
CRITICAL 9.2 CVE-2026-54069

SiYuan: Unauthenticated Admin API Access via Blanket chrome-extension:// Origin Allowlist_CVE-2026-54069

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan Note's kernel HTTP server unconditionally trusts all chrome-e...

siyuan-note siyuan < 3.7.0 CVE
CRITICAL 9.9 CVE-2026-54067

SiYuan: Stored XSS to RCE via CSS-snippet