laurent22 joplin

Published Atomicorp research notes for CVEs affecting laurent22 joplin where WAF protections were observed during testing or engineering review.

These notes are not intended to represent the full set of vulnerabilities mitigated by Atomicorp products and should not be interpreted as a coverage matrix, certification list, or census of protected CVEs.

Atomicorp WAF protections are primarily designed around attack techniques and exploit behaviors rather than individual vulnerability identifiers. A published research note documents a positive research finding related to that CVE. If a CVE is absent from these notes, no conclusion should be drawn about protection status.

CVEVulnerabilityCVSSSeverityRules Observed
CVE-2026-55105Joplin: Fountain embeds allow arbitrary script execution in published notes and the note viewer7.7 (v3.1)High333140
CVE-2026-59814Joplin: Stored XSS via inline-served note attachment on published shares7.6 (v3.1)High333140 , 333141 , 340087 , 340095 , 340099 , 340147 , 340148 , 341099 , 341256 , 341266 , 342259 , 346755 , 350147 , 350148
CVE-2026-59816Joplin: Path traversal in transcribe proxy endpoint via URL-encoded slash4.3 (v3.1)Medium340007 , 344360 , 347009 , 390709