CVE-2026-23839 PUBLISHED

Movary vulnerable to Cross-site Scripting with `?categoryUpdated=` param

Assigner: GitHub_M
Reserved: 16.01.2026 Published: 19.01.2026 Updated: 20.01.2026

Movary is a web application to track, rate and explore your movie watch history. Due to insufficient input validation, attackers can trigger cross-site scripting payloads in versions prior to 0.70.0. The vulnerable parameter is ?categoryUpdated=. Version 0.70.0 fixes the issue.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
CVSS Score: 9.3

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	leepeuker
Product	movary
Versions	Version < 0.70.0 is affected

References

https://github.com/leepeuker/movary/security/advisories/GHSA-v32w-5qx7-p3vq
https://github.com/leepeuker/movary/blob/main/public/js/settings-account-location.js#L237
https://github.com/leepeuker/movary/releases/tag/0.70.0

Problem Types

CWE-20: Improper Input Validation CWE
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE