PT-2026-38417 · Open Notebook · Open Notebook

Cert-Eu · Published 2026-05-07 · Updated 2026-05-07 · CVE-2026-28201

Mitre

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

An improper input validation, together with an overly permissive default CORS configuration in Open Notebook v1.8.1 allows remote attacker to trick a legitimate user to alter or delete arbitrary database entries via specially crafted malicious URL. Depending on the deployment, data exfiltration is also possible.

Fix

CSRF

RCE

Weakness Enumeration

CWE-352

CWE-20

CWE-917

Related Identifiers

CVE-2026-28201

Affected Products

Open Notebook

References · 2

• https://github.com/lfnovo/open-notebook/security/advisories/GHSA-5wj9-f8q5-8f9c · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28201 · Security Note