CVE-2026-23840 — CRITICAL (9.3)

Q: How severe is CVE-2026-23840?

CVE-2026-23840 has been rated CRITICAL with a CVSS base score of 9.3/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2026-23840?

Check the references section above for vendor advisories and patch information. Affected products include: Leepeuker Movary.

Vulnerability Description

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 `?categoryDeleted=`. Version 0.70.0 fixes the issue.

CVSS Score

9.3

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Leepeuker	Movary	< 0.70.0

Related Weaknesses (CWE)

CWE-20 CWE-79

References

https://github.com/leepeuker/movary/blob/main/public/js/settings-account-locatioProduct
https://github.com/leepeuker/movary/releases/tag/0.70.0Release Notes
https://github.com/leepeuker/movary/security/advisories/GHSA-pj3m-gmq8-2r57ExploitVendor Advisory

FAQ

What is CVE-2026-23840?

CVE-2026-23840 is a vulnerability with a CVSS score of 9.3 (CRITICAL). 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. ...

How severe is CVE-2026-23840?

CVE-2026-23840 has been rated CRITICAL with a CVSS base score of 9.3/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-23840?

Check the references section above for vendor advisories and patch information. Affected products include: Leepeuker Movary.