No exploitation reported

CVE-2026-42564

No exploitation reported by the sources we read.

Published2026-05-11
WeaknessCWE-200 · CWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2026-05-1122:22CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-42564?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-42564?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-42564 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2026-05-12
OpenCVESSVC decisionnone—
CNACVSS 3.18.2read 2026-10-23
CNAweakness (CWE)CWE-200, CWE-22read 2026-10-23
FIRST EPSSEPSS score1.6 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Published: 2026-05-11
Last Modified: 2026-06-17
NVD status: Deferred

Frequently asked questions

What is CVE-2026-42564?

Is CVE-2026-42564 actively exploited?

Active exploitation of CVE-2026-42564 has not been confirmed. Its EPSS score was 1.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-42564?

CVE-2026-42564 has a CVSS v3 base score of 8.2 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N.

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