CVE-2025-53349

WordPress Kalium Theme <= 3.18.3 - Cross Site Scripting (XSS) Vulnerability

Published Nov 6, 2025 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Laborator Kalium kalium allows Reflected XSS.This issue affects Kalium: from n/a through <= 3.18.3.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Laborator
Laborator kalium
Wordpress
Wordpress wordpress
Vendors & Products Laborator
Laborator kalium
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Description Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Laborator Kalium kalium allows Reflected XSS.This issue affects Kalium: from n/a through <= 3.18.3.
Title WordPress Kalium Theme <= 3.18.3 - Cross Site Scripting (XSS) Vulnerability
Weaknesses CWE-79
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Apr 28, 2026, 4:13 PM
Reserved
Jun 27, 2025, 11:59 AM
Status
Deferred
Published
Nov 6, 2025, 4:15 PM
Modified
Oct 7, 2026, 9:10 PM