CVE-2026-42564 — HIGH (8.2)

Vulnerability Description

jotty·page is a self-hosted app for your checklists and notes. Prior to 1.22.0, an unauthenticated path traversal vulnerability exists in /api/app-icons/[filename]. The filename route parameter is joined into a filesystem path without traversal/boundary validation, allowing file reads outside data/uploads/app-icons/. This vulnerability is fixed in 1.22.0.

CVSS Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-22 CWE-200

References

https://github.com/fccview/jotty/security/advisories/GHSA-7843-gwq8-g96f

FAQ

What is CVE-2026-42564?

CVE-2026-42564 is a vulnerability with a CVSS score of 8.2 (HIGH). jotty·page is a self-hosted app for your checklists and notes. Prior to 1.22.0, an unauthenticated path traversal vulnerability exists in /api/app-icons/[filename]. The filename route parameter is joi...

How severe is CVE-2026-42564?

CVE-2026-42564 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-42564?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.