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CVE-2026-40349

Leepeuker Movary broken access control

8.8 HIGHPublic exploitEPSS 0.59%
  1. Published17 Apr 2026

Description

Movary is a self hosted web app to track and rate a user's watched movies. Prior to version 0.71.1, an ordinary authenticated user can escalate their own account to administrator by sending `isAdmin=true` to `PUT /settings/users/{userId}` for their own user ID. The endpoint is intended to let a user edit their own profile, but it updates the sensitive `isAdmin` field without any admin-only authorization check. Version 0.71.1 patches the issue.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Leepeuker Movary< 0.71.1

Frequently asked

Is CVE-2026-40349 being actively exploited?

CVE-2026-40349 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.59%.

How severe is CVE-2026-40349?

CVE-2026-40349 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.59% probability of exploitation.

Which products are affected by CVE-2026-40349?

Affected products include Leepeuker Movary.

How do I fix CVE-2026-40349?

Upgrade affected software to a fixed version, for example Leepeuker Movary 0.71.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-40349 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.