What is the CVSS score of CVE-2026-24576?

CVE-2026-24576 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of COP UX Flat are affected by CVE-2026-24576?

CVE-2026-24576 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 5.4. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

How to fix or mitigate CVE-2026-24576?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

COP UX Flat CVE-2026-24576

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2026-01-23 audit@patchstack.com

XSS

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

CVSS changed

Apr 23, 2026 - 15:43 NVD

5.4 (MEDIUM) 6.5 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 23, 2026 - 15:16 nvd

MEDIUM 5.4

DescriptionCVE.org

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in COP UX Flat ux-flat allows Stored XSS.This issue affects UX Flat: from n/a through <= 5.4.0.

AnalysisAI

COP UX Flat through version 5.4.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts into web pages, affecting all users who view the compromised content. An attacker with user-level access can craft malicious input that persists in the application and executes in victims' browsers, potentially leading to session hijacking, credential theft, or unauthorized actions. No patch is currently available for this vulnerability.

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects COP UX Flat ux-flat. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in COP UX Flat ux-flat allows Stored XSS.This issue affects UX Flat: from n/a through <= 5.4.0.

Affected ProductsAI

Product: COP UX Flat ux-flat.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.