CVE-2023-49186 - CVE House

Status published High CVE-2023-49186

WordPress Machic Core plugin <= 1.2.6 - Reflected Cross Site Scripting (XSS) vulnerability

7.1 CVSS

Vulnerability Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in KlbTheme Machic Core allows DOM-Based XSS.This issue affects Machic Core: from n/a through 1.2.6.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

RE-ALTER | Patchstack Bug Bounty Program

References

https://vdp.patchstack.com/database/wordpress/plugin/machic-core/vulnerability/wordpress-machic-core-plugin-1-2-6-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

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Affected Vendor

KlbTheme

View all reports →

Affected Software

Machic Core

Vulnerable Versions:

Unknown

Timeline

Official Publish: January 5th, 2026

Last Modified: April 28th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

Initial Access

T1059.007 JavaScript

Execution

T1539 Steal Web Session Cookie

Collection

T1213 Data from Information Repositories